Tool Use
Providers using this tag (7)
Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.
Developing 1 Usable, with meaningful gaps to close
Thin 1 Limited public surface area
Emerging 5 Early or largely undocumented
io.netio.net is a decentralized GPU network for AI compute, built on Solana, that aggregates idle consumer and da...AG2AG2 (formerly AutoGen) is an open-source multi-agent framework and AgentOS hosted by the AG2AI organization...Agentic AI FoundationThe Agentic AI Foundation (AAIF) is a Linux Foundation project formed in December 2025 that brings together...Agent SkillsA collection of resources, APIs, and standards related to AI agent skills and capabilities. Agent skills re...EvalsA landscape catalog of the platforms, frameworks, libraries, and benchmark suites used to evaluate large la...
APIs with this tag (8)
Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →
Developing 1 Usable, with meaningful gaps to close
Thin 1 Limited public surface area
Emerging 6 Early or largely undocumented
IO Cloud MCP ServerHosted Model Context Protocol server at https://mcp.io.solutions/mcp that exposes IO Cloud provisioning and...Model Context Protocol (MCP)The Model Context Protocol (MCP) is an open-source standard for connecting AI applications to external syst...Anthropic Tool Use APIThe Anthropic Tool Use API allows AI agents built on Claude to call client-defined functions or Anthropic-p...Google Agent Development Kit (ADK)Google's Agent Development Kit (ADK) is a flexible framework for building AI agents and multi-agent systems...Model Context Protocol (MCP)The Model Context Protocol (MCP) is an open-source standard for connecting AI applications to external syst...GAIA BenchmarkGAIA is "a benchmark for General AI Assistants," published in 2023 (arXiv 2311.12983). It tests general-pur...
Score breakdown
Frequency
26.9
log-scaled weighted occurrences
Breadth
0.2
spread across providers
Quality lift
32.7
mean composite of providers using it
Cohesion
0.0
strength of nearest seed neighbor
Where this tag comes from
Provider tag2
Api tag8
Work with this as data
Every tag here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for tags
7 MCP tools reach this
find_tagsBrowse and filter every tag in the catalog.get_cohortThis tag as a scored cohort — every provider carrying it, with scores.cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.
Call it yourself
curl for this page
This tag
curl "https://apis.io/api/v1/tags/tool-use"
All tags
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort
curl "https://apis.io/api/v1/cohorts/tag/tool-use"
The distribution (Pro)
curl "https://apis.io/api/v1/cohorts/tag/tool-use/stats" \
-H "X-API-Key: $APIS_IO_KEY"Discovery needs no key. Ratings and market analysis are Pro.