Model routing,made deliberate.

Route each request to the cheapest model that still gets it right.

OpenAI
Anthropic
Google Gemini
Groq
Mistral AI
OpenRouter
DeepSeek

One policy layer

Smarter routing without a new workflow.

Your application keeps making requests. Promptimizer takes care of the decisions that turn a model fleet into a reliable product surface.

Built for developers

One endpoint. Every routing decision.

Keep your current SDK, CLI, or curl workflow. Track routed spend and quality in the console as traffic flows.

15+
quality tasks in the built-in suite
50%
cache discount on repeated prefixes
3
routing tiers, one API contract
1import { Promptimizer } from "promptimizer";
2
3const client = new Promptimizer({
4 apiKey: process.env.PROMPTIMIZER_API_KEY,
5});
6
7const res = await client.chat.completions.create({
8 messages: [{ role: "user", content: "What is 17 * 24?" }],
9});
10
11console.log(res.choices[0].message.content);
12console.log(res.usage.cost);

Ready when you are

Make every token count.

Connect a provider, create a key, and send your first intelligently-routed request in minutes.