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Prism Blog

Guides and tutorials for routing AI coding agents through Prism to any LLM provider, wiring up MCP servers, and getting web search working in an agent, with no per-tool glue code.

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Agents

All 14 AI Coding Agents Prism Configures Automatically

Prism detects and configures 14 AI coding agents automatically, and works manually with several more. Here is the full list with each one's config file.

Internals

Chat Completions vs Responses: Setting Protocol per Model

Some models only speak the OpenAI Responses API. Prism lets you set the protocol per model, so one catalog can serve both dialects to the same agent.

Comparison

Prism vs LiteLLM: Which Local LLM Proxy Should You Use?

LiteLLM is a Python library and gateway built for teams; Prism is a single-binary desktop app built for coding agents. Here is how to choose between them.

Windows

Install Prism on Windows Without Administrator Rights

Prism installs on Windows with no admin rights: the per-user MSI, the portable prism.exe, where each one writes, and how to tell which one you have.

Linux

How to Run Prism on Linux with AppImage and Autostart

Install Prism on Linux from the AppImage, get the tray icon working, enable autostart, and run it headless on a server with --serve and no admin rights.

Web Search

SearXNG vs Exa vs Tavily vs Brave for AI Agent Search

A practical comparison of the search providers Prism supports: SearXNG, Exa, Tavily, Brave and Serper — what each is good at, what it costs, and how to chain them.

MCP

How to Add MCP Servers to Claude Code in One Entry

Instead of configuring every MCP server in Claude Code, add Prism's gateway once. Claude Code then sees every server you enabled, with credentials held by Prism.

MCP

One MCP Endpoint for Every AI Coding Agent with Prism

Prism aggregates every MCP server behind a single authenticated endpoint with brokered OAuth, stdio and HTTP transports, tool namespacing and per-agent allowlists.

Claude Code

How to Use Any LLM Provider with Claude Code and Prism

Claude Code only speaks Anthropic. Point it at Prism and route it to Ollama Cloud, OpenCode Go or any OpenAI-compatible provider, with a separate model per tier.

Web Search

Give AI Coding Agents Free Unlimited Web Search with Prism

Prism ships a managed SearXNG instance that gives agents web search with no API key, no rate limits and no bot walls. Here is how to turn it on and verify it works.

Providers

How to Use Groq with Claude Code Through a Local Proxy

Groq's LPU inference is extremely fast. Route Claude Code through Prism and put a Groq model behind it in a few minutes, without editing anything in Claude Code itself.

Providers

How to Use DeepSeek with Claude Code Through a Proxy

DeepSeek models are strong and cheap. Add one as a custom provider in Prism, map Claude Code's tiers to it, and cut the cost of long agent sessions dramatically.

Providers

How to Use OpenRouter with Claude Code Through Prism

OpenRouter exposes hundreds of models behind one OpenAI-compatible API. Point Prism at it once and every model becomes selectable from Claude Code or any other agent.

Codex

Set Up Codex Desktop with Custom Models Using Prism

Codex's model picker normally lists only OpenAI models. Prism registers itself as a provider and generates a catalog, so your own models appear in the native picker.

Looking for the reference docs?

The blog explains how and why. The documentation is the lookup: every endpoint, config key, environment variable and agent integration, verified against the Prism code.