imperal-mcp
OfficialThis server lets you validate, smoke-test, deploy, inspect, and run read-only tools for Imperal Cloud apps defined by app.ir.json.
Validate an
app.ir.jsonlocally, including the envelope and every declarative step.Smoke-test one app function in an isolated store and receive
{ok, result, trace}.Deploy an
app.ir.jsoninto your account, creating the app record if needed.List your developer apps with PII masked.
Get one app's manifest and tools, including action types, with PII masked.
Run a deployed app's READ-only tool, refusing write or destructive functions.
Syncs persistent memory — standing engineering facts, user directives, and citation-backed repository notes — across MCP clients, the Imperal Web Panel, and Telegram, so architectural knowledge follows the user from IDE to chat.
Click on "Deploy Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@imperal-mcpvalidate and deploy my app.ir.json"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
imperal-mcp - The Exoskeleton for Your AI Coding Agent 🐝
Stop babysitting your AI. Put it in an exoskeleton: it remembers everything, sees your whole codebase, can undo any change and can't fake a result - or hallucinate one past you. Fewer wasted tokens, fewer broken builds. Works with Claude Code, Cursor, OpenAI Codex, Gemini CLI, Windsurf, Claude Desktop, Cline and Goose.
pip install "imperal-mcp[code]" && imperal-mcp login && imperal-mcp setupThe code tools work offline, no account needed. Memory across sessions, the kernel's frame and the hallucination
check run on an Imperal Cloud account (imperal-mcp login) - sign-up is free, plans
and credits: imperal.io/pricing.
The problem
AI coding agents are brilliant - and work blind:
They forget. Every new session, every switch from Cursor to Claude Code, starts from zero. You explain your architecture again. And again.
They burn tokens. To look at one function they read the whole 2,000-line file, then
grepthe repo and read three more files.They hallucinate. A function that doesn't exist. A file it never opened. "I updated the caller" - which one? "All tests pass" - nobody ran them. Said with total confidence, and you only find out in production.
They break things. They edit a shared helper without knowing who calls it, and a failed experiment leaves your working tree dirty.
Related MCP server: Laminar MCP Server
The fix: put your agent in an exoskeleton
imperal-mcp wraps the agent you already use. Same model, new abilities:
Your agent today | In the exoskeleton |
Forgets everything between sessions and tools | Total memory - every step, finding and decision of every session, across terminals, IDEs, the web panel and Telegram |
Reads whole files to find one function | X-ray vision - a live map of your code: it reads the 28 lines it needs, not 2,000 |
Edits blind | Knows the blast radius - every caller and file a change reaches, before the edit |
Leaves broken experiments behind | A safety net - invisible checkpoints; any change undone in one call, your |
Invents functions, files and results | Hallucination check - every name, file and result it states is matched against what it really read and ran |
Says "done" when it isn't | A referee - a task closes only with proof the kernel saw: a diff, a check that passed, a finding with sources |
Works alone | A team - sees your other agents working right now and talks to them |
An illustration of one task - your own numbers: token_savings() measures them in every session.
WITHOUT the exoskeleton
1. cat service.py (1,800 lines) -> 72,000 chars dumped into context
2. grep -rn "process_order" . -> 140 noisy matches
3. read 3 more files to trace callers -> +95,000 chars burned
4. edit a shared function blind -> 2 callers broken, a syntax error left behind
5. "I also updated retry_backoff()" -> that function doesn't exist
6. "Done, tests pass!" -> it never ran them
7. open Cursor tomorrow -> total amnesia
WITH the exoskeleton
1. frame -> the task, what is proven, the code around your focus, the world
2. read_symbol("service.py", "Order.run") -> only the 28 lines that matter
3. impact_of_change(["Order.run"]) -> every caller, before you touch a line
4. checkpoint("before-refactor") -> undo in one call if it goes wrong
5. task(goal, items) -> an item closes only when the kernel saw the proof
6. "I also updated retry_backoff()" -> held back: no file it read holds that name
7. tomorrow, any tool -> recall: the whole history is thereHallucinations: caught before they reach you
You can't trust a sentence just because it sounds sure. So the exoskeleton doesn't trust the model's words - it checks them against the record of what actually happened in this task.
On every step, the names the agent's thinking leans on - functions, files, sizes - are matched against what the task really read, what its commands really returned and what your code map really holds. A name found nowhere comes back in the next frame as NAMED BUT NOT FOUND, before the agent builds on it.
On the final answer, the same check runs once more. Name a symbol nobody read, a file nobody opened, a size nobody measured - and the answer doesn't reach you. It goes back to the agent:
KERNEL FACTS: your answer states what the kernel did not see happen:
- `retry_backoff` -- no file this task read and no output it got contains this name
Correct the answer to the facts, or do the missing work first.The agent then reads the code it skipped, or corrects the claim. Either way, what you get is backed by something real.
On "done", words count for nothing: a plan item closes only on a proof the kernel measured - a diff, a check that exited 0, a finding with its sources. "Tests pass" without a test run is not a pass.
What it can't do - and we'd rather tell you: it doesn't make the model smarter. An agent can still draw a wrong conclusion from true facts. What it can no longer do is pass off what it never saw.
Powered by ICNLI - the new HTTP for AI
HTTP gave every computer one way to talk to every other. ICNLI gives people and AI agents - and agents among themselves - one way to work together that can be proven: whatever the model, whatever the tool.
ICNLI (Infrastructure Contextual Natural Language Interface) is the open protocol at the heart of the exoskeleton - and the reason it can promise honesty, not just speed.
Under ICNLI, an agent's work is a state the kernel can prove, not a story the model tells:
Every step is measured. What a call read, changed or returned is recorded by the kernel - never taken from the model's words.
Proven vs. claimed. The step frame shows what is proven and what is only claimed; a plan item is done only when its proof (a diff, a check that exited 0, a finding with sources) was seen.
Decisions from facts. Progress, loops and stalls are computed from what the steps returned, and stated to the agent in plain words.
One state, every surface. The same session state serves the terminal, the IDE, the web panel and Telegram.
MCP is how your agent talks to the exoskeleton. ICNLI is how the exoskeleton thinks. The specification is open (CC BY-SA 4.0) at icnli.org.
Quick start
# 1. Install (Python 3.7 - 3.14; the code map included)
pip install "imperal-mcp[code]"
# 2. Sign in to Imperal Cloud (memory, the kernel's frame, apps)
imperal-mcp login
# 3. Wire every shell found on this machine: server + hooks + protocol
imperal-mcp setup # Claude Code, Codex, Antigravity CLI, Gemini CLIThat's it. From the next prompt on, your agent starts each step from the kernel's frame, remembers across sessions and gets its final answer checked.
Claude Code only, in this project:
imperal-mcp claude-setup --with-hooksAdds the imperal server to .mcp.json (keeps your entries, refuses to overwrite malformed JSON), appends the
exoskeleton protocol to CLAUDE.md, and installs a PostToolUse hook that syntax-checks every Edit/Write.
Claude Code CLI:
claude mcp add imperal -- imperal-mcpCursor / Claude Desktop / Windsurf / Cline (.mcp.json or claude_desktop_config.json):
{
"mcpServers": {
"imperal": {
"command": "imperal-mcp",
"args": [],
"env": { "IMPERAL_WORKSPACE": "/absolute/path/to/your/repo" }
}
}
}Any other MCP stdio client: run imperal-mcp with IMPERAL_WORKSPACE set to your repository root.
Pricing: sign-up is free; plans and credits are on imperal.io/pricing. In imperal-mcp only
framespends credits; every other tool is free, and the local code tools work offline.
For the geeks: how it works
The loop
frame- at the start and after each change. The kernel's step frame: the task and plan with what is proven, the code around the focus from the exact graph, what the change reaches, the machines and repos, the path so far, and a DECISION section to act on first. Withimperal-mcp setup, the shell's prompt hook puts it in context automatically.task(goal, items)- declare the request and the plan; an item closes only by a proof the kernel saw. An item that cannot be finished is marked blocked with the reason.Code -
orient->outline->read_symbol;search_code/grep_codefor exact text;impact_of_changebefore editing a shared symbol. The same tools reach a server's repo withtarget="host:<alias>"ortarget="ssh:<connection_id>".Safety -
checkpointbefore risky edits,checkpoint_diff,checkpoint_rollback;check_syntaxafter.Memory - every call, thought and answer is written to the vault by the shell's hooks; look back with
recall,search_history,state_lens,vault_log_read.The final check - the stop hook sends the final answer to the kernel: an answer that names a file, symbol or size the task never read is handed back to the agent, and open plan items are listed to you.
Hooks (installed by imperal-mcp setup)
Event | What happens |
| The session is bound to its kernel state; a missing install is reported |
| Your request is recorded; the kernel's frame for this step is put in context |
| Every call and its result go to the vault; edits are syntax-checked |
| The final answer is checked against the facts; open plan items are named |
Tool catalog (34 tools, 4 resources, 1 prompt)
Kernel & task (Imperal Cloud)
Tool | What it does |
| The kernel's step frame - task, proofs, code around the focus, reach of the change, world, path |
| Declare the request and the plan; items close only by a measured proof |
| What the kernel holds, by section (law, plan, reality, memory, conversation, path) - yours or another live session's |
| An output the kernel kept in the vault ( |
Memory & other sessions (Imperal Cloud)
Tool | What it does |
| A past request or answer whole - of this session or another of yours |
| Your past conversations that hold a text - Webbee, the panel, Telegram, other shells |
| Your other sessions working now, with their newest steps |
| Write to another live session as an agent; its answer comes back in your frame |
| Standing rules, preferences and repo notes, with PII scrubbed |
| Keep a durable fact or rule across every surface |
| Keep a citation-backed note about a repository |
Code map (imperal-mcp[code], local or on a server via target)
Tool | What it does |
| One-call orientation: repo profile + top-ranked symbols and matches for the task |
| Languages, file counts, entry points, test hints, git ref |
| Hybrid symbol + semantic + lexical search |
| An exact text or regex inside the code |
| A file's structure with exact line ranges, without its body |
| Only one function, class, method or line range ( |
| Definitions, signatures, callers and callees |
| Signatures, returns, raises and real call-site argument shapes |
| Every file and call site that depends on what you plan to change |
| Tree-sitter (and Python |
| Project tree and git status snapshot |
| Measured characters and lines returned vs. the real files on disk |
Safety net (local)
Tool | What it does |
| An invisible ShadowGit snapshot - your |
| Diff of the workspace against a checkpoint |
| Restore a checkpoint (a safety snapshot is taken first; marked destructive, so your client asks) |
Apps on Imperal Cloud (ICNLI)
Tool | What it does |
| Validate an |
| Dry-run a handler in an isolated sandbox: |
| Deploy the app to your Imperal Cloud account |
| Your apps, their manifests, tool schemas and action types |
| Run a read tool; PII scrubbed from the answer |
| Run a write tool; destructive ones ask you first, money ones need panel approval |
| Upload a file to your cloud storage, get a |
Resources & prompt: imperal://exoskeleton-protocol (the operating discipline), imperal://ir-spec,
imperal://ui-catalog, imperal://examples, and the build_imperal_app prompt for designing, validating,
smoke-testing and deploying an app.
CLI
imperal-mcp # Start the MCP server over stdio
imperal-mcp login # Sign in via browser (device code + PKCE); --no-browser prints the URL
imperal-mcp logout # Revoke the refresh token and delete local credentials
imperal-mcp setup [shells] # Wire claude | codex | antigravity | gemini (default: the ones found); --remove undoes it
imperal-mcp claude-setup # Configure .mcp.json and CLAUDE.md for one project (--workspace, --with-hooks)
imperal-mcp install-hooks # Install the Claude Code PostToolUse syntax-check hook
imperal-mcp hook <event> # Run a hook event: session-start | prompt | post-tool | stop (JSON on stdin)
imperal-mcp status # Workspace readiness and index profile
imperal-mcp watch # Messages from your other agents, one line each, as they arrive (for a shell monitor)Privacy
See PRIVACY.md for every data flow in detail.
Python 3.7 - 3.14
On Python 3.10+ imperal-mcp runs natively. On older system Pythons (3.7 - 3.9) a zero-dependency launcher provisions
an isolated Python 3.12 runtime via uv on first launch - the full code map works even on legacy systems.
Built like a vault
Your agent's memory is your work - your code, your decisions, your mistakes. So it's guarded like one.
What leaves your machine
Stays on your machine | Goes to your private space in Imperal Cloud |
Your code map, symbol reads, syntax checks and checkpoints - all local tools work offline | The steps of a session the shell's hooks record: requests, calls and their results, thoughts and answers - that's your agent's memory |
Your credentials ( | Facts and repo notes you choose to keep |
Secrets and personal data - removed before anything is sent | Apps you deploy |
Scrubbed on your machine, before sending. Private keys, passwords, tokens, JWTs, API keys, authorization headers,
credentials in URLs, emails, phone numbers, payment cards and SSNs are masked locally by imperal-mcp itself - before
a single byte leaves your machine.
How it's locked down
Your own sealed space. Every user's memory lives in its own isolated space, in a private storage network that is never exposed to the internet. Each internal service holds its own narrow key and reaches only what it needs.
Secrets sealed with keys that can't be taken out. Your connected accounts' tokens and credentials are encrypted in Vault with non-exportable keys - a full copy of the database reveals nothing.
Zero keys on disk. No platform secret is ever written to a server's disk: every service gets its keys from Vault at start, bound to that one machine.
Distributed infrastructure. Isolated environments across independent data centers and providers - no single provider holds the whole platform.
Durable by design. Every agent turn runs as a durable workflow: a restart or an outage costs time, never your work.
Encrypted in transit. Everything between your machine and the platform goes over HTTPS; you sign in with OAuth 2.0 device code + PKCE, and no password ever passes through
imperal-mcp.
And on your machine
Workspace confinement. Local tools resolve every path and refuse anything outside your workspace root.
Your config files are safe.
setup,claude-setupandinstall-hooksrefuse to overwrite a JSON file they cannot parse;setup --removetakes away exactly what it added.You stay in charge. Destructive actions ask you first; money moves only with your approval in the panel. A message from another agent informs - it approves nothing.
Your memory, your call. See everything your agents remember and delete any of it - or all of it - from the Imperal panel. Delete your account and your space goes with it.
FAQ
Does it replace Claude Code / Cursor / Codex? No. It's an exoskeleton, not a new agent: you keep your tool and your model - the exoskeleton makes them remember, see, check and prove.
Which model does it use? Yours. The kernel does the bookkeeping - measuring, remembering, checking - and your agent's model does the thinking.
What does it cost?
Sign-up is free. Plans, included credits and top-ups are on imperal.io/pricing. In
imperal-mcp only frame (the kernel's step frame) spends credits; every other tool - the code map, checkpoints,
memory, history, messaging - is free.
Does it work without the cloud? The code map, symbol reads, blast radius, syntax checks and checkpoints run fully offline. Memory across sessions, the kernel's frame and the hallucination check need your Imperal Cloud account.
How is this different from an MCP server that searches code? Search tells your agent where things are. The exoskeleton also remembers what it did, knows what a change will break, holds it to its plan and checks every claim against what really happened - under one protocol, ICNLI.
Can I remove it?
imperal-mcp setup --remove takes away exactly what setup added. imperal-mcp logout revokes the sign-in and deletes
the local credentials.
Author
Created by Valentin Scerbacov (valentin@imperal.io) and built at Imperal.
License, protocol & trademarks
Protocol: ICNLI, an open specification under CC BY-SA 4.0.
Privacy: see PRIVACY.md - local execution, credential storage and PII redaction.
Trademarks:
Imperal,Imperal Cloud,WebbeeandICNLIare trademarks of Imperal, Inc.Claude,Claude Code,Claude DesktopandAnthropicare trademarks of Anthropic, PBC.Cursoris a trademark of Anysphere, Inc.OpenAIandCodexare trademarks of OpenAI, Inc.Windsurfis a trademark of Exafunction, Inc. (Codeium).Geminiis a trademark of Google LLC. All third-party names indicate MCP interoperability only; no endorsement or affiliation is implied.
Available Tools
6 toolsdeploy_irA
Deploy an app.ir.json into the caller's account (creates the app record if needed).
| Name | Required | Description | Default |
|---|---|---|---|
| app_ir | Yes | ||
| app_id | Yes |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations, the description partially discloses behavior by noting it creates the app record if needed. However, it omits other behavioral traits such as whether it updates existing apps, permissions required, or potential destructive actions.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, efficient sentence that conveys the core action and side-effect without unnecessary words or repetition.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given the complexity (2 parameters, nested object, no output schema), the description covers the basic intent but lacks parameter details, return value info, and error handling guidance. It is minimally adequate but not comprehensive.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The schema has 0% description coverage for parameters, and the description only references 'app.ir.json' loosely related to app_ir. It does not explain what app_ir is or the role of app_id, leaving the agent without semantic guidance.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the action 'Deploy an app.ir.json' and specifies the target 'into the caller's account' with a side-effect note. This distinguishes it from sibling tools like get_app, list_apps, validate_ir, etc.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description implies usage for deployment but does not explicitly state when to use or avoid this tool versus alternatives. No exclusion criteria or alternative guidance is provided.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
get_appA
Get one app's manifest + tools (with action_type) (PII-masked).
| Name | Required | Description | Default |
|---|---|---|---|
| app_id | Yes |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description carries the full burden. It discloses that the response is PII-masked, which is a behavioral trait. However, it does not explicitly state that the tool is read-only or address authentication/rate limits. For a simple get tool, this is adequate but not exhaustive.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single sentence of 6 words, no wasted words. It conveys the key purpose and the notable PII-masking feature concisely.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
For a simple tool with 1 parameter and no output schema or annotations, the description is minimal. It covers the basic purpose and return content but lacks guidance on parameter semantics and error cases. It is adequate but not thorough.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
Schema coverage is 0% (no parameter description in the description). The single parameter app_id is not explained beyond its name and type. With low coverage, the description should add meaning (e.g., how to obtain app_id), but it does not, leaving the agent to infer from the schema alone.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the verb 'Get' and the resource 'one app', and specifies what is returned (manifest, tools with action_type, PII-masked). This distinguishes it from sibling tools like list_apps (which lists all apps) and run_read_tool (which runs a tool).
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description implies usage: when you need details of a specific app by app_id. However, it does not provide explicit guidance on when to use this vs alternatives (e.g., list_apps), nor does it mention prerequisites or when not to use.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
list_appsA
List the caller's developer apps (PII-masked).
| Name | Required | Description | Default |
|---|---|---|---|
No parameters | |||
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description must carry the full burden of behavioral disclosure. It only states the action and the PII-masking behavior, lacking details on read-only nature, authentication requirements, rate limits, or potential side effects.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, concise sentence that front-loads the key information. Every word is necessary and there is no redundancy.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
The tool has low complexity with no parameters and no output schema. The description provides the basic function but does not specify the output fields or any sorting/filtering behavior. While adequate for a simple list, it could be more complete to reduce ambiguity.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
There are zero parameters, and the schema is empty with full coverage. The description adds value by noting that the output is PII-masked, which is not indicated by the schema, so it provides meaningful context beyond the structured data.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description uses a specific verb 'List' and identifies the resource as 'caller's developer apps' with the qualifier 'PII-masked'. It clearly distinguishes this from sibling tools which focus on different operations like deploying or validating IR.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
No guidance is provided on when to use this tool versus alternatives. The description does not mention prerequisites, exclusions, or any context about appropriate usage scenarios.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
run_read_toolB
Run a READ-only tool of a deployed app (refuses write/destructive).
| Name | Required | Description | Default |
|---|---|---|---|
| app_id | Yes | ||
| function | Yes | ||
| args | No |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
The description discloses the behavioral trait of refusing write/destructive actions, but with no annotations, it lacks details on what happens if a write is attempted, rate limits, or authentication requirements.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is very short but fails to provide essential information about parameters and usage, making it under-specified rather than concise. It is front-loaded but incomplete.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given the tool has three parameters, no annotations, and no output schema, the description is incomplete. It does not explain what 'args' is for, what 'function' values are valid, or how to find them.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
Schema description coverage is 0%, and the description adds no meaning to any of the three parameters (app_id, function, args). The description does not explain what these parameters are or how to use them.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states it runs a READ-only tool of a deployed app, specifying the verb 'run' and resource 'READ-only tool'. It distinguishes from sibling tools that likely involve writing or destructive actions.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description implies when to use (for read operations) and when not (refuses write/destructive). It does not explicitly name alternatives but the sibling tools suggest other operations (deploy, smoke, validate).
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
smoke_irA
Run one function of an app.ir.json in an ISOLATED store and report {ok,result,trace}.
| Name | Required | Description | Default |
|---|---|---|---|
| app_ir | Yes | ||
| function | Yes | ||
| args | No |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations, the description must cover behavior. It mentions 'ISOLATED store' indicating safety from side effects, and output format {ok,result,trace}. However, it lacks details on auth requirements, rate limits, or what happens to the store after execution.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
Single sentence, no fluff. Core information (verb, resource, isolation, output) is front-loaded. Each word serves a purpose.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given no output schema, the description helpfully includes output format. But with nested objects and no parameter details, the description leaves gaps. The isolated store hint is valuable but overall could be more comprehensive.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
Schema coverage is 0%, so description must compensate. It does not explain the app_ir object structure, function name format, or how args should be provided. The description uses general terms 'one function' without clarifying parameter semantics.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the tool runs a function from an app.ir.json in an isolated store and reports the result in a structured format. It distinguishes itself from siblings like deploy_ir (deployment) and validate_ir (validation) by focusing on isolated execution.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description implies use for testing functions in an isolated environment but does not explicitly state when to use or avoid this tool compared to alternatives like run_read_tool or deploy_ir. No when-not-to-use or prerequisite info.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
validate_irC
Validate an app.ir.json locally (envelope + every declarative step).
| Name | Required | Description | Default |
|---|---|---|---|
| app_ir | Yes |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description must fully disclose behavioral traits. It only mentions 'validate locally' and 'envelope + every declarative step' but omits details on what validation entails, side effects, or output behavior.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single concise sentence, but it is underspecified and lacks structure. It sacrifices necessary details for brevity.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given the lack of annotations, output schema, and parameter descriptions, the description is insufficient for an agent to correctly invoke the tool. It fails to provide parameter guidance and behavioral context.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The single parameter 'app_ir' is an object with no description in the schema (0% coverage). The description does not explain what this parameter should contain, leaving the agent with only the type information.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the verb 'Validate' and the resource 'app.ir.json', with additional scope clarification 'locally (envelope + every declarative step)'. It effectively distinguishes from sibling tools like deploy_ir and smoke_ir.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description implies local validation before deployment but does not explicitly state when to use this tool versus alternatives like deploy_ir or smoke_ir. No when-not or alternative guidance is provided.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
Tool Schema Changelog
Recent tool additions, removals, and schema changes observed during successful MCP inspections.
6 tool updates
v0.1.0- First observed
deploy_ir - First observed
get_app - First observed
list_apps - First observed
run_read_tool - First observed
smoke_ir - First observed
validate_ir
TDQS
Scored across 6 tools
Each tool targets a distinct action: deploy, get, list, run read-only, smoke test, and validate. No overlapping purposes.
Most tools follow verb_noun pattern (deploy_ir, get_app, list_apps, validate_ir), but 'run_read_tool' uses an adjective and 'smoke_ir' uses an unconventional verb, creating minor inconsistency.
With 6 tools, the server covers key operations for managing IR-based apps without being overwhelming. The scope is well-balanced.
Core workflows are covered (validation, deployment, listing, reading), but missing update/delete for apps and any write tool execution, leaving notable gaps for full lifecycle management.
Maintenance
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