# AccessGraph > Evidence-backed web access preflight for agents. Free pilot. - [API schema](https://accessgraph.snugguppy5.chatgpt.site/openapi.json) - [MCP endpoint](https://accessgraph.snugguppy5.chatgpt.site/agent/mcp) - [A2A card](https://accessgraph.snugguppy5.chatgpt.site/.well-known/agent-card.json) - [Registry manifest](https://accessgraph.snugguppy5.chatgpt.site/server.json) - [Source release](https://accessgraph.snugguppy5.chatgpt.site/downloads/accessgraph-source.zip) - [Runnable agent integration](https://accessgraph.snugguppy5.chatgpt.site/connect) - [Interpreting access decisions](https://accessgraph.snugguppy5.chatgpt.site/guides/access-decisions) - [Benchmark methods and results](https://accessgraph.snugguppy5.chatgpt.site/benchmark) - [Quickstart](https://accessgraph.snugguppy5.chatgpt.site/docs) - [Agent Access Index](https://accessgraph.snugguppy5.chatgpt.site/index.json) Call POST /route with target_url, action, capabilities. Use only recommended when decision is route_available. Unknown is not permission. Do not bypass publisher restrictions.