# ChainForge vs PromptLayer

**Leader by vioscaleAI score:** PromptLayer

| Attribute | ChainForge | PromptLayer |
|---|---|---|
| **vioscaleAI score** | 54.3 (54% (medium)) | 63.3 (72% (medium)) |
| activity.commits_last_30d | 49 | - |
| adoption.dependent_repos | 0 | - |
| adoption.github_stars | 3,036 | - |
| content.faq | `[{"answer":"An open-source platform that enables users to experiment with multiple language models, compare outputs across different prompts and settings, and evaluate LLM quality without requiring extensive coding knowledge. It is indexed under Prompt Management.","source":"https://chainforge.ai","question":"What is ChainForge?","confidence":0.6},{"answer":"ChainForge is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://chainforge.ai","question":"Is ChainForge free to use?","confidence":0.6},{"answer":"We have confirmed browser-based access to ChainForge. 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://chainforge.ai","question":"What platforms does ChainForge support?","confidence":0.6},{"answer":"Yes. ChainForge can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://chainforge.ai","question":"Can ChainForge be self-hosted?","confidence":0.6},{"answer":"We have confirmed 5 integrations for ChainForge, including OpenAI, Google Gemini, Alpaca, Llama and Dalai. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://chainforge.ai","question":"What does ChainForge integrate with?","confidence":0.6},{"answer":"Yes. ChainForge is published under the MIT 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/ianarawjo/ChainForge","question":"Is ChainForge open source?","confidence":0.95}]` | `[{"answer":"A service that records interactions with various LLM providers, allowing developers to review past requests, troubleshoot issues, and restore previous prompt configurations. Includes distributed tracing, version control, regression testing, and automated evaluation for prompts and AI agents. It is indexed under Prompt Management.","source":"https://promptlayer.com","question":"What is PromptLayer?","confidence":0.6},{"answer":"PromptLayer offers a free tier, so you can start without paying. Paid plans start at $0.00. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://www.promptlayer.com/pricing/","question":"Is PromptLayer free?","confidence":0.6},{"answer":"We have confirmed browser-based access to PromptLayer. 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://promptlayer.com","question":"What platforms does PromptLayer support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for PromptLayer, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://promptlayer.com","question":"Can PromptLayer be self-hosted?","confidence":0.6},{"answer":"We have confirmed 8 integrations for PromptLayer, including Pydantic AI, OpenAI, Anthropic, Google GenAI, AWS Bedrock, OpenTelemetry, Vertex AI and Gemini API. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://promptlayer.com","question":"What does PromptLayer integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, HIPAA and GDPR for PromptLayer. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as PromptLayer not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.promptlayer.com/pricing/","question":"What security certifications does PromptLayer have?","confidence":0.6},{"answer":"PromptLayer is available worldwide. Its primary markets are the United States and the EU. The vendor is headquartered in the United States.","source":"https://www.promptlayer.com/pricing/","question":"Where is PromptLayer available?","confidence":0.75}]` |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true}` |
| description.long | A visual environment for systematically comparing and evaluating LLM prompts, models, and their responses through data flow workflows. | A platform that maintains logs of prompts and API requests, enabling debugging and replay of previous completions. Provides version tracking, testing, and monitoring with integrated tracing and evaluation features. |
| features.capabilities | `{"ab_testing":true,"pricing_model":"open-source-self-host","self_hostable":true,"deployment_model":"self-hosted","multi_step_flows":true,"non_engineer_editing":true,"multi_model_playground":true,"llm_judge_or_human_eval":true}` | `{"caching":"exact","ab_testing":true,"open_source":true,"pricing_model":"usage/seat-based-saas","rate_limiting":true,"self_hostable":true,"deployment_model":"managed-SaaS","multi_step_flows":true,"tracing_included":true,"versioning_model":"git-native","approval_workflow":true,"diff_and_rollback":true,"streaming_support":true,"automatic_failover":true,"non_engineer_editing":true,"openai_compatible_api":true,"multi_model_playground":true,"deploy_without_redeploy":true,"llm_judge_or_human_eval":true,"request_cost_observability":true}` |
| integrations.count | 5 | 5 |
| integrations.list | `[{"name":"OpenAI"},{"name":"Google Gemini"},{"name":"Alpaca"},{"name":"Llama"},{"name":"Dalai"},{"name":"Ollama","native":true}]` | `[{"name":"Pydantic AI"},{"name":"OpenAI"},{"name":"Anthropic"},{"name":"Google GenAI"},{"name":"AWS Bedrock"},{"name":"OpenTelemetry"},{"name":"Azure OpenAI"},{"name":"Vertex AI"},{"name":"Gemini API","native":true,"direction":"bidirectional"}]` |
| language.primary | TypeScript | - |
| license.spdx | MIT | - |
| market.availability | - | `{"hqCountry":"US","primaryMarkets":["US","EU"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"web":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://chainforge.ai","retrievedAt":"2026-10-13T11:17:53.413Z"}` | `{"type":"hybrid","plans":[{"free":true,"name":"Free","summary":"Free","features":["5 Users","2.5k/month Requests","1 Workspace","250/month Eval Cell Executions","10MB max per Dataset","Basic Support"],"minSeats":5,"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"for hackers","contactSales":false,"includedLimits":{"users":"5","requests":"2.5k/month","dataset_size":"10MB","eval_executions":"250/month"}},{"free":false,"name":"Pro","summary":"$49/month plus $0.003/transaction","features":["Unlimited Playgrounds","Unlimited Workspaces","150MB max per Dataset","Webhooks Included","Dedicated Support"],"components":[{"kind":"fixed","amount":49,"period":"month","currency":"USD"},{"per":{"qty":1,"unit":"transaction"},"kind":"metered","amount":0.003,"currency":"USD"}],"description":"for small teams","contactSales":false,"includedLimits":{"workspaces":"Unlimited","playgrounds":"Unlimited","dataset_size":"150MB"}},{"free":false,"name":"Team","summary":"$500/month plus $0.002/transaction","features":["25 Users","100k+/month Requests","7.5k+/month Eval Cell Executions","1GB max per Dataset","Webhooks Included","Role Based Access Controls","Dedicated Support"],"minSeats":25,"components":[{"kind":"fixed","amount":500,"period":"month","currency":"USD"},{"per":{"qty":1,"unit":"transaction"},"kind":"metered","amount":0.002,"currency":"USD"}],"description":"for growing teams","contactSales":false,"includedLimits":{"users":"25","requests":"100k+/month","dataset_size":"1GB","eval_executions":"7.5k+/month"}},{"free":false,"name":"Enterprise","summary":"Custom pricing, contact sales","features":["Custom limits on everything","Role Based Access Controls","Deployment Approvals","HIPAA with BAA","Flexible Hosting Options","Dedicated Support","Data Retention Control"],"contactSales":true}],"summary":"Free tier available. Pro starts at $49/month, Team at $500/month, both with usage-based billing ($0.002–$0.003 per transaction). Enterprise custom pricing.","currency":"USD","freeTier":true,"sourceUrl":"https://www.promptlayer.com/pricing/","retrievedAt":"2026-08-21T12:43:41.184Z","startingPrice":{"amount":49,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | freemium |
| pricing.price_level | free | mid |
| pricing.starting_price | - | `{"amount":49,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| release.cadence_days | 25 | - |
| release.history | `[{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.3.7","date":"2026-09-16T22:14:21Z","type":"stable","version":"v0.3.7"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.3.6","date":"2025-05-11T19:44:26Z","type":"stable","version":"v0.3.6"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.3.5","date":"2025-04-15T03:10:54Z","type":"stable","version":"v0.3.5"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.3.4","date":"2025-02-28T19:59:33Z","type":"stable","version":"v0.3.4"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.3.2.5","date":"2024-12-19T20:51:44Z","type":"stable","version":"v0.3.2.5"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.3.1.5","date":"2024-04-25T18:01:52Z","type":"stable","version":"v0.3.1.5"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.3.1","date":"2024-03-31T02:59:20Z","type":"stable","version":"v0.3.1"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.3","date":"2024-03-06T04:30:09Z","type":"stable","version":"v0.3"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/add-prettier","date":"2024-02-24T16:50:10Z","type":"stable","version":"add-prettier"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.2.9.5","date":"2024-01-20T01:49:21Z","type":"stable","version":"v0.2.9.5"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.2.8.9","date":"2024-01-08T23:53:59Z","type":"stable","version":"v0.2.8.9"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.2.8","date":"2023-12-13T19:03:09Z","type":"stable","version":"v0.2.8"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.2.6.5","date":"2023-10-23T20:55:41Z","type":"stable","version":"v0.2.6.5"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.2.6","date":"2023-08-27T19:43:31Z","type":"stable","version":"v0.2.6"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/docs","date":"2023-08-05T15:45:55Z","type":"stable","version":"docs"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.2.5","date":"2023-07-26T16:21:13Z","type":"stable","version":"v0.2.5"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.2.1.2","date":"2023-07-19T21:35:37Z","type":"stable","version":"v0.2.1.2"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.2.1","date":"2023-07-12T21:33:20Z","type":"stable","version":"v0.2.1"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.2","date":"2023-06-30T19:15:52Z","type":"stable","version":"v0.2"},{"url":"https://github.com/ianarawjo/ChainForge/releases/tag/v0.1.7.2","date":"2023-06-23T13:38:30Z","type":"stable","version":"v0.1.7.2"}]` | - |
| security.gdpr | - | yes |
| security.hipaa | - | yes |
| security.soc2 | - | yes |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=chainforge&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Prompt Management)

| Capability | ChainForge | PromptLayer |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Versioning model | - | Git native |
| Diff and rollback | - | ✓ |
| Deploy without redeploy | - | ✓ |
| Non engineer editing | ✓ | ✓ |
| Multi model playground | ✓ | ✓ |
| Ab testing | ✓ | ✓ |
| LLM judge or human eval | ✓ | ✓ |
| Multi step flows | ✓ | ✓ |
| Approval workflow | - | ✓ |
| Tracing included | - | ✓ |
| Self hostable | ✓ | ✓ |
| Deployment model | Self hosted | Managed SaaS |
| Pricing model | Open source self host | Usage/seat based saas |

*Source: vioscaleAI. Generated 2026-10-16T19:15:32.252Z. "-" = undocumented, not absent.*