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It's a split decision.
GroqCloud is a hosted inference API for open-weight language, vision and audio models, with Python and JavaScript/TypeScript SDKs and usage-based pricing. OpenRouter is a hosted routing API for 600+ models from 80+ providers, with automatic routing, failover and credit-purchase fees. Choose GroqCloud when you want to build around its inference service and published model limits. Choose OpenRouter when your application needs to compare or switch among providers through one API.
01Side by side
| GroqCloud | OpenRouter | |
|---|---|---|
| Pricing model | $0 Developer base, plus metered inference | Model list prices plus credit-purchase fees |
| Free tier | GPT-OSS: 30 RPM, 1,000 RPD; Whisper limits | 50 requests daily; 25+ free models |
| API compatibility | OpenAI-compatible REST API | OpenAI-compatible API |
| SDKs and languages | Official Python and JavaScript/TypeScript SDKs | OpenAI-compatible API; official SDK details unpublished |
| Integrations | LangChain, LiteLLM, Vercel AI SDK, agent frameworks | One API for 600+ models and 80+ providers |
| Deployment model | Hosted inference; Enterprise private or co-cloud deployments | Hosted routing; Enterprise private endpoints add-on |
| Platforms | Web console; HTTPS REST across operating systems | Web dashboard and API |
| Limits and scaling | Developer: up to 1,000 RPM and 250,000 TPM | $25,000/month BYOK allowance before 5% fee |
GroqCloud Choose GroqCloud if
- Choose GroqCloud if you need inference for open-weight language, vision or audio models.
- Choose GroqCloud if you want official Python or JavaScript/TypeScript SDKs.
- Choose GroqCloud if its published rate limits and model prices fit your workload.
OpenRouter Choose OpenRouter if
- Choose OpenRouter if you need one API across multiple model providers.
- Choose OpenRouter if automatic routing and default failover fit your application.
- Choose OpenRouter if you want BYOK support and centralized usage reporting.
02Pricing at real usage
GroqCloud's Free plan has no monthly charge and lists GPT-OSS limits of 30 RPM, 1,000 RPD, 8,000 TPM and 200,000 TPD; Whisper has separate request limits. The Developer plan has a $0 base price plus metered usage. The pricing page lists GPT-OSS 20B at $0.075 per million input tokens and $0.30 per million output tokens, and GPT-OSS 120B at $0.15 and $0.60. Batch API and cached input tokens are listed at 50% discounts.
OpenRouter Free includes 50 requests per day and 25+ free models. Standard charges a 5.5% fee when buying credits; Business charges 8%. Both list model prices and a $25,000 monthly BYOK inference allowance before a 5% fee applies. Enterprise is contract-priced. Your bill therefore grows with inference usage on GroqCloud and with model spend and credit fees on OpenRouter.
03API, SDKs and integration
GroqCloud exposes an OpenAI-compatible HTTPS REST API. Its endpoints include Chat Completions, Responses, audio, text-to-speech, files and batches. Groq lists official Python and JavaScript/TypeScript SDKs, plus support for native OpenAI SDKs and community libraries. Its integrations catalog includes LangChain, LiteLLM, Vercel AI SDK, AutoGen, CrewAI and LangGraph. The web console includes a Playground, API key management and Prometheus metrics.
OpenRouter provides one OpenAI-compatible API for models from 80+ providers. Its routing can select a model and provider using marketplace data, and failover is on by default. Teams can also bring provider keys and view requests, models and spend in a dashboard. The homepage links to Docs, but OpenRouter does not publish an official SDK list or supported languages there. Neither product lists a CLI in the published product details, so confirm CLI requirements before making it part of your workflow.
04Open source, self-hosting and lock-in
Both products are hosted services. Neither vendor publishes an open-source licence, a self-hosting path or a data-export guarantee. GroqCloud's Enterprise offering lists private or co-cloud deployments; OpenRouter lists private endpoints as an Enterprise add-on. Those are deployment options, not evidence that either service can be self-hosted.
Both APIs are OpenAI-compatible, which can reduce client changes when moving code that uses compatible endpoints. GroqCloud says provider switching can involve changing the base URL and API key. OpenRouter consolidates access to many providers, but its routing, model selection and provider policies are part of the service you would need to replace or reconfigure if you leave. Before production use, check how your chosen models, request settings, logs and billing data can be moved; API compatibility does not guarantee identical model behavior.
Questions people ask
Is GroqCloud the same kind of service as OpenRouter?
No. GroqCloud provides cloud inference for open-weight models on Groq's platform. OpenRouter provides a unified API that routes requests to models from multiple providers. Both offer OpenAI-compatible APIs, but they sit at different points in the stack: inference service versus multi-provider routing layer.
Which is cheaper for production API calls?
It depends on the model and request volume. GroqCloud's Developer plan has a $0 base price plus metered inference, with published token rates for GPT-OSS models. OpenRouter adds a 5.5% Standard or 8% Business fee when you buy credits, alongside model list prices. Compare your expected model mix and token usage.
Can I use an OpenAI SDK with both services?
Both services describe their APIs as OpenAI-compatible. GroqCloud explicitly says it supports native OpenAI SDKs and lists official Python and JavaScript/TypeScript SDKs. OpenRouter documents an OpenAI-compatible API, but does not publish an official SDK list in its homepage information.
What production limits should I check before choosing?
Check the limits for the exact model and plan you intend to use. GroqCloud publishes RPM, RPD, TPM and TPD limits for its Free plan and higher Developer limits. OpenRouter Free lists 50 requests per day; paid plans have credit fees and BYOK allowances. Also confirm how rate limits and failed requests affect your retry logic.