Lightweight, zero-dependency LLM API cost & token usage tracker for OpenAI, Anthropic, Gemini, Mistral, Groq, and DeepSeek
Universal AI cost meter and model control panel — self-hosted
Spectrum UI components in React
Spectrum UI components in React
OpenTelemetry metrics SDK
A stream meter that both counts the bytes piped through it, and can optionally abort on a max size. (e.g. limit a http request size)
CLI tool for Size Limit
The **[Anthropic provider](https://ai-sdk.dev/providers/ai-sdk-providers/anthropic)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the [Anthropic Messages API](https://docs.anthropic.com/claude/reference/messages_post).
A lightweight registry of LLM model information, like name and context sizes, for building AI-powered apps.
Generic token metering for AI SDKs with Stripe integration
The **[Perplexity provider](https://ai-sdk.dev/providers/ai-sdk-providers/perplexity)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for Perplexity's Sonar API - a powerful answer engine with real-time web search capabilities.
The **[OpenAI provider](https://ai-sdk.dev/providers/ai-sdk-providers/openai)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the OpenAI chat and completion APIs and embedding model support for the OpenAI embeddings API.
Stripe AI SDK - Provider and metering utilities for Vercel AI SDK
The **[Google Generative AI provider](https://ai-sdk.dev/providers/ai-sdk-providers/google-generative-ai)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the [Google Generative AI](https://ai.google/discover/generativeai/)
Local-first dashboard + MCP server for Claude Code and Codex token usage. MCP-aware, multi-vendor, MIT.
This package provides a foundation for implementing providers that expose an OpenAI-compatible API.
The **[xAI Grok provider](https://ai-sdk.dev/providers/ai-sdk-providers/xai)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the xAI chat and completion APIs.
The **[Google Vertex provider](https://ai-sdk.dev/providers/ai-sdk-providers/google-vertex)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the [Google Vertex AI](https://cloud.google.com/vertex-ai) APIs.
The **[Azure provider](https://ai-sdk.dev/providers/ai-sdk-providers/azure)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the Azure OpenAI API.
The **[Mistral provider](https://ai-sdk.dev/providers/ai-sdk-providers/mistral)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the Mistral chat API.
The **[Amazon Bedrock provider](https://ai-sdk.dev/providers/ai-sdk-providers/amazon-bedrock)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the Amazon Bedrock [converse API](https://docs.aws.amazon.com/bedrock/latest/APIR
The **[DeepSeek provider](https://ai-sdk.dev/providers/ai-sdk-providers/deepseek)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the [DeepSeek](https://www.deepseek.com) platform.
The **[Together.ai provider](https://ai-sdk.dev/providers/ai-sdk-providers/togetherai)** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for the [Together.ai](https://together.ai) platform.
The **Cerebras provider** for the [AI SDK](https://ai-sdk.dev/docs) contains language model support for [Cerebras](https://cerebras.ai), offering high-speed AI model inference powered by Cerebras Wafer-Scale Engines and CS-3 systems.
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