Free / Open-sourceOne API key for hundreds of AI models from every major provider

LiteLLM records 576,967 monthly visits with +7.9% month-over-month growth and Freemium, Contact for Pricing pricing. SeedRouter records 0 monthly visits with 0% growth and Pay-per-use pricing.

One API key for image, video, LLM and audio models
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | litellm.ai | seedrouter.ai |
| Pricing Model | Freemium, Contact for Pricing | Pay-per-use |
| Monthly Visits | 576.97K (576,967) | 0 (0) |
| MoM Traffic Delta |
| +42.48K (+7.9%) |
| 0 (0%) |
| Primary Market & Share | 🇺🇸 United States (27.9%) | 🌐 Global (—) |
|---|
| Direct Visits / mo | 228.97K | 0 |
|---|
| User Rating | 4.8 | 4.2 |
|---|
| Supported Platforms | Website | Website |
|---|

One open-source AI gateway for 100+ LLM providers
Call 100+ providers and 1,800+ models using one request format, so you can swap models without changing application code.
Issue scoped keys per team, project or app, set monthly spend caps and see exactly who is driving usage and cost.
Distribute traffic across deployments, retry on failure and automatically fall back to another model or provider when one goes down.
Dashboards for request volume, tokens and cost per model, with support for logging and analytics integrations.

One API key for image, video, LLM and audio models
Reach image, video, LLM and audio models from a dozen-plus providers through a single SeedRouter API key and endpoint.
Point the existing OpenAI SDK at SeedRouter by changing the base URL and key, so current code and tooling keep working.
Submit image, video and audio jobs, receive a task id, then poll or get a webhook callback when the render finishes.
Only delivered results are billed; failed or errored requests are excluded from your charges, and costs are logged per request.
Free / Open-sourceOne API key for hundreds of AI models from every major provider


SpecialistHosts high-performance open-weight models directly on dedicated serverless infrastructure, but does not route across external providers.
#2Delivers automated model failover and budget governance through an API gateway, but with less open-source customization.

Free / Open-sourceOne OpenAI-compatible API key for 500+ AI models

Unified LLM gateway with failover and analytics, but offers less robust open-source developer SDK support.

Free / Open-sourceOne API for LLM, image, video, and audio models in production
Free / Open-sourceOne API for fast, cost-predictable inference on LLMs and multimodal models
One API key for hundreds of AI models

Free / Open-sourceOne universal API for 500+ AI models and 1,000+ agentic tools
Offers advanced enterprise observability and guardrail tools, but lacks LiteLLM's lightweight self-hosted proxy simplicity.

Provides managed multi-provider AI routing and cost tracking, but lacks the native open-source flexibility of LiteLLM.
Free / Open-sourceAn open-source alternative for unifying LLM providers, but features a less extensive ecosystem of middleware integrations.
Free / Open-sourceOne API key for hundreds of AI models from every major provider
SpecialistHosts high-performance open-weight models directly on dedicated serverless infrastructure, but does not route across external providers.
Delivers automated model failover and budget governance through an API gateway, but with less open-source customization.
Free / Open-sourceOne OpenAI-compatible API key for 500+ AI models
Unified LLM gateway with failover and analytics, but offers less robust open-source developer SDK support.
Free / Open-sourceOne API for LLM, image, video, and audio models in production
Free / Open-sourceOne API for fast, cost-predictable inference on LLMs and multimodal models
Offers advanced enterprise observability and guardrail tools, but lacks LiteLLM's lightweight self-hosted proxy simplicity.
Free / Open-sourceAn open-source alternative for unifying LLM providers, but features a less extensive ecosystem of middleware integrations.