llms.txt
A concise map of models, launch prices, tiers and developer resources.
Read the short guide →For AI agents
Discover. Connect. Decide.
Use machine-readable guides, the HTTP API or our hosted MCP server to build with Jev-compatible decision models.
llms-full.txt
The complete agent guide, with signup, authentication and request examples.
Read the full guide →API reference
Browse all public API operations and schemas in the interactive HTTP reference.
Open API reference →Hosted MCP
Connect over streamable HTTP to https://api.system1models.ai/mcp. Tools: decide, list_models, get_usage, get_balance.
Browser tools
Explore the site with WebMCP
Supporting browsers expose pricing, models, cost estimates, quickstarts and page navigation on every page. These tools use public site data and never handle API keys or submit inference requests.
get_pricing, list_models, estimate_cost, switch_region, open_page, get_quickstart, get_api_endpoints