Coding Agent Context APIs
Start free: tell the need router what external evidence the coding task lacks. It recommends a paid call only when one of the available capabilities matches and fits the buyer's budget.
Free router: POST https://x402-canary.nicolas-x402-16f380a7.workers.dev/agent/find-tool or MCP tool find_paid_tool. Raw task text is not stored.
- npm-symbol-context — $0.015/call —
/v1/agent/npm-symbol-context
npm docs TypeScript API package symbols. Version-specific published npm metadata and exact .d.ts symbol declarations for coding agents when library documentation, package API, function signature, class, type, import or SDK usage may be stale or missing locally. - npm-api-diff — $0.025/call —
/v1/agent/npm-api-diff
npm package upgrade breaking changes migration API diff. Compare two published npm versions and return added, removed or changed TypeScript API symbols, Node engine changes and peer-dependency changes for dependency update, migration and compatibility decisions. - browser-context — $0.03/call —
/v1/agent/browser-context
browser snapshot rendered web page JavaScript accessibility. Open a public HTTPS website in managed headless Chrome after JavaScript execution and return current page Markdown, accessibility tree, title and status for frontend debugging, docs pages, dynamic websites and live web UI inspection.
Give an agent access
Set up https://x402-canary.nicolas-x402-16f380a7.workers.dev/skill.md
If it does not already have AgentCash, first use Set up https://agentcash.dev/skill.md. Direct MCP: https://x402-canary.nicolas-x402-16f380a7.workers.dev/mcp.