# LiteLLM vs TensorZero

| Attribute | LiteLLM | TensorZero |
|---|---|---|
| **vioscaleAI score** | 57.6 (35% (low)) | 56.2 (48% (low)) |
| adoption.dependent_repos | - | 0 |
| adoption.github_stars | - | 11,707 |
| content.faq | `[{"answer":"A gateway that consolidates language model API requests across 140+ providers through a single endpoint, with centralized cost tracking, budget controls, rate limiting, and team-based access management. Available as open-source software for self-hosted deployment or as an enterprise managed service. It is indexed under Llm Gateways.","source":"https://litellm.ai","question":"What is LiteLLM?","confidence":0.6},{"answer":"LiteLLM does not publish its prices. Pricing is quoted on request, across 2 plans (Free and Enterprise), so the figure depends on your seat count and requirements. We record this as a pricing-transparency signal rather than guessing a number. Pricing changes often, so verify at source before relying on it.","source":"https://litellm.ai","question":"How much does LiteLLM cost?","confidence":0.6},{"answer":"LiteLLM supports the web and Linux. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://litellm.ai","question":"What platforms does LiteLLM support?","confidence":0.6},{"answer":"Yes. LiteLLM can be deployed cloud / SaaS, air-gapped and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://litellm.ai","question":"Can LiteLLM be self-hosted?","confidence":0.6},{"answer":"We have confirmed 29 integrations for LiteLLM, including OpenAI, Anthropic, Azure, AWS Bedrock, Cloudflare, Google VertexAI, Meta Llama and Mistral AI, plus 21 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://litellm.ai","question":"What does LiteLLM integrate with?","confidence":0.6}]` | `[{"answer":"A unified operations platform for LLM applications that provides infrastructure for routing API calls, tracking performance metrics, running experiments, and optimizing model and prompt configurations. Built as self-hosted open-source software designed for production-scale deployments. It is indexed under Llm Gateways.","source":"https://www.tensorzero.com","question":"What is TensorZero?","confidence":0.6},{"answer":"TensorZero is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://www.tensorzero.com","question":"Is TensorZero free to use?","confidence":0.6},{"answer":"We have confirmed browser-based access to TensorZero. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://www.tensorzero.com","question":"What platforms does TensorZero support?","confidence":0.6},{"answer":"Yes. TensorZero can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.tensorzero.com","question":"Can TensorZero be self-hosted?","confidence":0.6},{"answer":"We have confirmed 3 integrations for TensorZero, including OpenAI, Ollama and Slack. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.tensorzero.com","question":"What does TensorZero integrate with?","confidence":0.6},{"answer":"Yes. TensorZero is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/tensorzero/tensorzero","question":"Is TensorZero open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true,"on_prem":true,"air_gapped":true,"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | An open-source AI gateway that abstracts access to over 140 language model providers behind a single OpenAI-compatible API, enabling teams to implement spend tracking, request routing, and governance controls without changing application code. | A self-hosted platform that combines deployment, monitoring, evaluation, and optimization for language model applications. It enables teams to manage multiple model providers through a single interface, measure performance across different configurations, and automatically improve routing strategies and prompts. |
| features.capabilities | `{"open_source":true,"pricing_model":"open-source-self-host","rate_limiting":true,"deployment_model":"self-hosted","routing_strategy":"cost-based","architecture_model":"open_source_proxy","automatic_failover":true,"budget_spend_controls":true,"guardrails_moderation":"built-in","openai_compatible_api":true,"virtual_key_management":true,"request_cost_observability":true,"bring_your_own_keys_byok_routing":true,"mit_or_apache_permissive_oss_license":true,"custom_rate_limiting_by_user_or_tenant_id":true,"universal_api_key_for_100_plus_llm_providers":true,"auto_fallback_routing_on_rate_limit_or_downtime":true,"organization_wide_cost_tracking_and_chargebacks":true}` | `{"open_source":true,"pricing_model":"open-source-self-host","deployment_model":"self-hosted","automatic_failover":true,"openai_compatible_api":true,"virtual_key_management":true,"request_cost_observability":true}` |
| integrations.count | 140 | 4 |
| integrations.list | `[{"name":"OpenAI"},{"name":"Anthropic"},{"name":"Azure"},{"name":"AWS Bedrock"},{"name":"Cloudflare"},{"name":"Google VertexAI"},{"name":"Meta Llama"},{"name":"Mistral AI"},{"name":"NLP Cloud"},{"name":"OVHCloud"},{"name":"vLLM"},{"name":"Nvidia NIM"},{"name":"Slack"},{"name":"Discord"},{"name":"Microsoft Teams"},{"name":"PagerDuty"},{"name":"Prometheus"},{"name":"AWS Secrets Manager"},{"name":"Google Cloud Secret Manager"},{"name":"MCP servers"},{"name":"Gemini"},{"name":"Bedrock"},{"name":"VertexAI"},{"name":"Langfuse"},{"name":"Langsmith"},{"name":"Datadog"},{"name":"Email"},{"name":"Webhook"},{"name":"S3"},{"name":"Google Cloud Storage"},{"name":"Azure Data Lake"},{"name":"GCP Secret Manager"},{"name":"Amazon S3","native":true,"category":"storage","direction":"outbound"},{"name":"Google Gemini","native":true,"category":"llm","direction":"bidirectional"},{"name":"Lunary","native":true,"category":"observability","direction":"outbound"},{"name":"MLflow","native":true,"category":"observability","direction":"outbound"}]` | `[{"name":"OpenAI"},{"name":"Ollama"},{"name":"Slack"},{"name":"Teams","category":"chat"}]` |
| language.primary | - | Rust |
| license.spdx | - | Apache-2.0 |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"web":true}` | `{"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":true,"name":"Open Source","summary":"Free forever, self-hosted","features":["100+ LLM providers, one OpenAI API","Virtual keys, users & teams","Spend tracking","Budgets + rate limits","LLM fallbacks","Request/response logging","Prometheus metrics","Admin UI"],"description":"Free forever, self-hosted","contactSales":false},{"free":false,"name":"Enterprise","summary":"Custom pricing by annual request volume and deployment needs","features":["Everything in Open Source, plus:","SSO + SCIM","OIDC / JWT auth","Audit logs","Secret managers + key rotation","Org & team admins","Multi-region control plane","24/7 support & SLAs","Dedicated support & onboarding","Volume discount tiers"],"commitment":"annual","description":"Annual deployment priced by request volume and architecture","contactSales":true}],"summary":"Free open-source self-hosted tier; Enterprise priced to scale","freeTier":true,"sourceUrl":"https://www.litellm.ai/pricing","retrievedAt":"2026-10-02T10:55:52.193Z","freeTrialDays":30,"billingPeriods":["year"]}` | `{"type":"open_source","sourceUrl":"https://www.tensorzero.com","retrievedAt":"2026-09-14T09:27:44.874Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | open_source |
| pricing.price_level | low | free |
| pricing.transparent | no | - |
| release.cadence_days | - | 6 |
| release.history | - | `[{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.6.0","date":"2026-06-04T15:15:42Z","type":"stable","version":"2026.6.0"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.5.2","date":"2026-05-20T13:48:00Z","type":"stable","version":"2026.5.2"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.5.1","date":"2026-05-15T19:09:30Z","type":"stable","version":"2026.5.1"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.5.0","date":"2026-05-08T20:45:55Z","type":"stable","version":"2026.5.0"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.4.1","date":"2026-04-24T17:46:47Z","type":"stable","version":"2026.4.1"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.4.0","date":"2026-04-02T17:00:15Z","type":"stable","version":"2026.4.0"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.3.4","date":"2026-03-26T14:27:42Z","type":"stable","version":"2026.3.4"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.3.3","date":"2026-03-18T16:23:28Z","type":"stable","version":"2026.3.3"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.3.2","date":"2026-03-13T16:09:19Z","type":"stable","version":"2026.3.2"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.3.1","date":"2026-03-05T22:13:25Z","type":"stable","version":"2026.3.1"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.3.0","date":"2026-03-04T20:40:09Z","type":"stable","version":"2026.3.0"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.2.2","date":"2026-02-26T18:47:41Z","type":"stable","version":"2026.2.2"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.2.1","date":"2026-02-16T21:54:07Z","type":"stable","version":"2026.2.1"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.2.0","date":"2026-02-05T19:42:51Z","type":"stable","version":"2026.2.0"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.1.8","date":"2026-01-30T22:37:46Z","type":"stable","version":"2026.1.8"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.1.7","date":"2026-01-30T19:29:46Z","type":"stable","version":"2026.1.7"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.1.6","date":"2026-01-30T17:42:01Z","type":"stable","version":"2026.1.6"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.1.5","date":"2026-01-24T17:25:58Z","type":"stable","version":"2026.1.5"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.1.2","date":"2026-01-15T19:33:47Z","type":"stable","version":"2026.1.2"},{"url":"https://github.com/tensorzero/tensorzero/releases/tag/2026.1.1","date":"2026-01-14T18:46:55Z","type":"stable","version":"2026.1.1"}]` |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=tensorzero&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Llm Gateways)

| Capability | LiteLLM | TensorZero |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Openai compatible API | ✓ | ✓ |
| Automatic failover | ✓ | ✓ |
| Routing strategy | Cost based | - |
| Caching | - | - |
| Virtual key management | ✓ | ✓ |
| Budget spend controls | ✓ | - |
| Rate limiting | ✓ | - |
| Guardrails moderation | Built in | - |
| Request cost observability | ✓ | ✓ |
| Streaming support | - | - |
| Deployment model | Self hosted | Self hosted |
| Open source | ✓ | ✓ |
| Pricing model | Open source self host | Open source self host |

*Source: vioscaleAI. Generated 2026-10-16T19:01:02.106Z. "-" = undocumented, not absent.*