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Glama

Ask your assistant for a chart and get back a hosted PNG link that works anywhere: chat, email, Slack, docs, slides. Every result also includes a share page, alt text, and editable PowerPoint and Excel versions.

  • 45+ chart types: line, column, bar, pie, area, scatter, sankey, funnel, waterfall, heatmap, Gantt, candlestick, treemap, radar, box plot and more

  • Maps of every country: world maps, the states, provinces or regions of any country, US counties, pin maps. Place names work in any language and as ISO codes; typos get "did you mean" hints

  • KPI cards, dashboards and reports: several charts in one image, or a report page with PDF and PowerPoint downloads

  • Charts that stay updated: save a chart at a fixed link, update its data later from chat, and have it posted to Slack, Teams, Discord or email whenever it changes (needs a free account)

World map

Country map

World map of active users by country

Map of Germany: stores per state

KPI cards

Line chart

Three KPI cards with sparklines

Line chart of monthly revenue, two years

Connect

There are three endpoints. Pick one:

URL

What you get

https://chartant.net/mcp

All tools, no sign-in. Images are temporary.

https://chartant.net/mcp?tools=core

The same features as 10 tools, including one generic generate_chart, for clients with a tool limit.

https://chartant.net/mcp/account

Sign in (OAuth) to a free account: charts are kept and can be updated, sent and scheduled.

Claude (claude.ai, Desktop, mobile)

Settings → Connectors → Add custom connector → paste https://chartant.net/mcp.

Claude Code

claude mcp add --transport http chartant https://chartant.net/mcp

Cursor

~/.cursor/mcp.json:

{ "mcpServers": { "chartant": { "url": "https://chartant.net/mcp" } } }

VS Code

.vscode/mcp.json:

{ "servers": { "chartant": { "type": "http", "url": "https://chartant.net/mcp" } } }

Windsurf

~/.codeium/windsurf/mcp_config.json:

{ "mcpServers": { "chartant": { "serverUrl": "https://chartant.net/mcp" } } }

Clients that only run local (stdio) servers

{ "mcpServers": { "chartant": { "command": "npx", "args": ["-y", "mcp-remote", "https://chartant.net/mcp"] } } }

Related MCP server: Chart-Output MCP Server

Try it

Draw a world map of our users by country: US 4200, India 2600, Germany 2100, UK 1800, France 1500.

Make KPI cards for this week: revenue €48,200 (+12.4%), sign-ups 1,284 (+8.1%), churn 2.1% (−0.4, lower is better).

Save this as a chart that stays updated and send it to our #metrics Slack channel every Monday at 8:00.

Tools

Every tool declares MCP annotations: the drawing tools are read-only, and the tools that save or send say so.

Tool

What it does

generate_world_map

Draw a world map colouring countries by a number (sales, population, users, visitors by country).

generate_country_map

Draw a map of one country with its first-level regions (states, provinces, prefectures, counties, departments) coloured by a number.

generate_county_map

Draw a map of US counties coloured by a number: all of the US, or the counties of one state.

generate_kpi_card

Draw 1 to 4 KPI cards as one image: each a big number with its label, optional change since the last period (green when good, red when bad) and an optional sparkline of recent values.

generate_pin_map

Draw a map with labelled dots at given latitude/longitude anywhere in the world (offices, stores, customers, events).

create_report

Put several charts, maps or KPI cards and some text into one report.

generate_dashboard

Combine KPI cards, charts, maps and short notes into ONE image, in rows (1-4 rows, 1-4 panels per row, at most 8 panels).

generate_map_ranking

Draw a map (regions of one country, or countries of the world) next to a bar chart of the top places, in matching colours, as one image.

generate_small_multiples

Draw the same small chart once per group (country, product, team) in a grid, all on one shared scale, so the groups can be compared at a glance.

match_places

Turn messy place names into standard names and codes: countries (ISO 3166 codes), the states/provinces/regions of one country (ISO 3166-2 codes) or US counties (FIPS codes).

locate_points

For each latitude/longitude, find the country, its state/province/region (ISO 3166-2) and, in the US, the county (FIPS).

generate_area_chart

Draw an area chart: a line chart with the area below filled, for totals or volumes over time (traffic, revenue).

generate_bar_chart

Draw a horizontal bar chart to compare categories, best for long category names or rankings (top 10).

generate_boxplot_chart

Draw a box plot: median, quartiles and outliers of the values in each category, to compare distributions.

generate_column_chart

Draw a vertical column chart to compare values across categories or periods (sales by quarter, users by plan).

generate_dual_axes_chart

Draw a combined column and line chart with two y-axes, for two measures with different units over the same categories (revenue in € as columns, margin in % as a line).

generate_fishbone_diagram

Draw a fishbone (Ishikawa, cause-and-effect) diagram: the problem as the head, groups of causes as the bones.

generate_flow_diagram

Draw a flowchart of a process: steps and decisions joined by arrows.

generate_funnel_chart

Draw a funnel chart of how many remain at each stage of a process (visitors → sign-ups → purchases), widest first.

generate_histogram_chart

Draw a histogram of how raw numbers are distributed (response times, ages, order sizes).

generate_line_chart

Draw a line chart of values over time (daily users, monthly revenue, prices).

generate_liquid_chart

Draw a liquid-fill gauge showing one percentage as a filled shape (goal progress, capacity used).

generate_mind_map

Draw a mind map: a central topic with branches of subtopics.

generate_network_graph

Draw a network graph of entities (nodes) and their relationships (edges): people, systems, dependencies.

generate_organization_chart

Draw an organization chart of who reports to whom.

generate_pie_chart

Draw a pie chart (or a donut with innerRadius, e.g. 0.6) of the parts of one whole: market share, budget split.

generate_radar_chart

Draw a radar (spider) chart comparing items on four or more measures (products scored on price, quality, support…).

generate_sankey_chart

Draw a Sankey diagram of flows between stages, with link widths proportional to amounts (budget allocation, user journeys, energy flows).

generate_scatter_chart

Draw a scatter plot of two numeric measures per item to show correlation or clusters (price vs rating).

generate_treemap_chart

Draw a treemap: nested rectangles sized by value, for parts of a whole with a hierarchy (disk usage, spend by department and team).

generate_venn_chart

Draw a Venn diagram of how sets overlap (customers of product A, B, both).

generate_violin_chart

Draw a violin plot: the shape of the distribution of values in each category.

generate_waterfall_chart

Draw a waterfall chart of how a starting value becomes a final value through gains and losses (profit bridge, budget variance).

generate_word_cloud_chart

Draw a word cloud with words sized by frequency or weight (feedback themes, keywords).

generate_spreadsheet

Draw a table as an image, or a pivot table when rows/values are given (cross-tabulation, sums by category).

generate_gantt_chart

Draw a Gantt chart (a project timeline): one bar per task from its start to its end date, optionally coloured by group or phase.

generate_gauge_chart

Draw a gauge (speedometer dial) for one value between a minimum and a maximum, e.g. a score of 72 out of 100.

generate_heatmap_chart

Draw a heatmap: a grid of cells coloured by value, with x and y categories (e.g. weekday × hour, product × region).

generate_calendar_heatmap

Draw a calendar heatmap (GitHub-style contribution grid): one cell per day coloured by value.

generate_candlestick_chart

Draw a candlestick (OHLC) chart of prices: open, high, low and close for each period.

generate_bullet_chart

Draw a bullet chart: each measure as a bar against its target marker, e.g. KPIs versus goals.

generate_more_charts

Draw one of these chart types and get an image link.

create_living_chart

Save a chart, map, dashboard or report with a fixed link that always shows its latest data.

update_living_chart

Replace the data (or the whole chart) of a chart made with create_living_chart.

list_my_charts

List the user's charts that stay updated (id, name, fixed link) and their destinations (id, type, name for Slack, Teams, Discord, email, webhook).

add_destination

Save a destination that charts can be sent to: 'slack', 'teams' or 'discord' (needs the channel's incoming webhook URL, which the user creates in that app), 'email' (the user's own confirmed address,

send_chart_on_update

Post a living chart to a destination every time its data changes (through update_living_chart or the API), and by default once right now.

manage_workspace

Team and sharing settings of the connected workspace.

list_chart_versions

List the saved earlier versions of a living chart, newest first, as JSON (version number, date, image or page link).

restore_chart_version

Make an earlier version of a living chart the current one again (the version in between stays in the history, so this can be undone).

schedule_chart

Post a living chart to a destination at a fixed time, daily or weekly (e.g. every Monday at 08:00 UTC), with its latest data.

Privacy and limits

Support

Open an issue for bugs, wrong map regions or missing place names, or for a chart type you need.

About this repository

This repository holds the public listing, configuration and examples for the hosted ChartAnt MCP server. The server itself runs at chartant.net, so there is nothing to install or build. Chart tool schemas are compatible with AntV mcp-server-chart (MIT). ChartAnt is not affiliated with AntV. Map boundaries come from Natural Earth.

Tool Schema Changelog

Recent tool additions, removals, and schema changes observed during successful MCP inspections.

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