Product
iGPT: your agent’s email context in one request
iGPT is a premium connector on Agent200. It indexes your users' email, threads and attachments, and answers your agent with cited, structured context in…
1 min read
Blog
Agent200 Team
The people building Agent200: unified infrastructure that gives AI agents models, connectors, managed OAuth, reusable workflows and paid services through one SDK and one API key.
Guides
Choosing a web search API for your agent
Tavily, Exa, Brave Search, Perplexity and Firecrawl each lean toward a different part of search. How to pick for your agent, and why you…
2 min read
Security
Three layers of permission behind every tool call
Your configuration, your user's authorization and the provider's own rules. How Agent200 decides whether a tool may run, and the controls underneath.
2 min read
Guides
Build a research agent with web search and one bill
Search, read and answer with sources: the shape of a research agent when the model, the search service and the page reader all come…
2 min read
Product
One API key for every model and paid service
Pick the model per request, add web search, and skip the stack of provider accounts. How models and paid services work through your Agent200…
2 min read
Guides
Workflows: configure a capability once, call it by name
A workflow turns several endpoints, from one service or many, into one named capability your agent can call. How brief works, and when to…
2 min read
Engineering
Context engineering: what goes into your agent’s window
Instructions, input, tool definitions and tool results all compete for the same context window. Four habits that keep it full of what matters.
2 min read
Engineering
Inside run(): how the tool-calling loop works
Making a tool available is not the same as calling it. A walk through one run() request: the model, the instructions, the tools, and…
2 min read
Guides
Managed OAuth for AI agents: who authorizes what
An Agent200 API key lets your app call Agent200. It does not open anyone's inbox. How developer configuration, end-user authorization and provider permissions fit…
2 min read
Guides
Writing tool descriptions models actually follow
The model chooses a tool from its name, description and inputs, nothing else. Six rules for tool definitions that lead to the right call.
2 min read
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