Read WorkPaper Cell

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

Annotations already declare readOnlyHint=true, destructiveHint=false, and idempotentHint=true. The description adds value by specifying the exact data returned (calculated value, display text, etc.), which goes beyond just 'read only'. No contradictions with annotations.

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 consists of two efficient sentences. The first clearly defines purpose and output. The second provides a direct usage hint. No unnecessary words.

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's simplicity (2 required params, safe read operation) and the presence of an output schema (not shown but indicated), the description is mostly complete. It could briefly explain what 'serialized content' means, but the output schema likely covers that.

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?

Input schema has 100% coverage with descriptions for both required parameters ('Existing sheet name.' and 'Single A1 cell address such as B3.'). The description does not add new information about parameters, so baseline score of 3 is appropriate.

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 reads one cell and lists the specific data returned (calculated value, display text, formula text, serialized content). It distinguishes itself from siblings like get_cell_display_value (likely only display text) and read_range (multiple cells) by focusing on a single cell with comprehensive output.

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 explicitly advises using this tool after set_cell_contents to verify readback, providing a clear usage scenario. It lacks explicit instructions on when not to use it or alternatives, but the guidance is sufficiently directive for the intended use.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.