# Rivet vs Vellum

**Leader by vioscaleAI score:** Vellum

| Attribute | Rivet | Vellum |
|---|---|---|
| **vioscaleAI score** | 48.2 (55% (medium)) | 57.3 (35% (low)) |
| activity.commits_last_30d | 3 | - |
| adoption.dependent_repos | 0 | - |
| adoption.github_stars | 4,708 | - |
| content.faq | `[{"answer":"An open-source desktop tool for building interconnected language model workflows through a graphical interface. The generated systems can be embedded directly into applications using the included TypeScript library. It is indexed under Prompt Management.","source":"https://rivet.ironcladapp.com","question":"What is Rivet?","confidence":0.6},{"answer":"Rivet 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://rivet.ironcladapp.com","question":"Is Rivet free to use?","confidence":0.6},{"answer":"Rivet supports Windows, macOS and Linux. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://rivet.ironcladapp.com","question":"What platforms does Rivet support?","confidence":0.6},{"answer":"Yes. Rivet can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://rivet.ironcladapp.com","question":"Can Rivet be self-hosted?","confidence":0.6},{"answer":"We have confirmed 8 integrations for Rivet, including OpenAI GPT-3.5, OpenAI GPT-4, Anthropic Claude Instant, Anthropic Claude 2, Anthropic Claude 3 Haiku, Anthropic Claude 3 Sonnet, Anthropic Claude 3 Opus and Google Gemini. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://rivet.ironcladapp.com","question":"What does Rivet integrate with?","confidence":0.6},{"answer":"Yes. Rivet 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/ironclad/rivet","question":"Is Rivet open source?","confidence":0.95}]` | `[{"answer":"A cloud-based AI assistant that maintains continuous context about your preferences and history, accessible via web, desktop, mobile, and messaging platforms, capable of automating tasks like email, calendar management, and web browsing with your explicit approval for each action. It is indexed under Prompt Management.","source":"https://vellum.ai","question":"What is Vellum?","confidence":0.6},{"answer":"Vellum offers a free tier, so you can start without paying. Paid plans start at $30 per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://vellum.ai","question":"Is Vellum free?","confidence":0.6},{"answer":"Vellum supports the web, macOS, iOS and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://vellum.ai","question":"What platforms does Vellum support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Vellum, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://vellum.ai","question":"Can Vellum be self-hosted?","confidence":0.6},{"answer":"We have confirmed 11 integrations for Vellum, including Gmail, Google Calendar, Slack, Telegram, Web browsing, Computer control, Phone calls and Image generation, plus 3 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://vellum.ai","question":"What does Vellum integrate with?","confidence":0.6},{"answer":"Vellum is available worldwide. Its primary market is the United States.","source":"https://vellum.ai","question":"Where is Vellum available?","confidence":0.5}]` |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true,"hybrid":true,"self_hosted":true}` |
| description.long | An open-source desktop IDE and TypeScript library that enables teams to visually design, debug, and deploy complex LLM-powered agent applications with real-time execution monitoring and collaborative features. | A personal AI assistant that runs locally or in the cloud, maintains long-term memory, automates tasks across your tools and files, and is available across all your devices. |
| features.capabilities | `{"ab_testing":true,"pricing_model":"open-source-self-host","self_hostable":true,"deployment_model":"self-hosted","multi_step_flows":true,"tracing_included":true,"versioning_model":"git-native","non_engineer_editing":true,"multi_model_playground":true}` | `{"pricing_model":"usage/seat-based-saas","self_hostable":true,"deployment_model":"managed-SaaS","multi_step_flows":true,"approval_workflow":true,"non_engineer_editing":true,"multi_model_playground":true}` |
| integrations.count | 5 | 3 |
| integrations.list | `[{"name":"OpenAI GPT-3.5"},{"name":"OpenAI GPT-4"},{"name":"Anthropic Claude Instant"},{"name":"Anthropic Claude 2"},{"name":"Anthropic Claude 3 Haiku"},{"name":"Anthropic Claude 3 Sonnet"},{"name":"Anthropic Claude 3 Opus"},{"name":"Google Gemini"},{"name":"OpenAI","native":true,"category":"llm"},{"name":"Anthropic Claude","native":true,"category":"llm"},{"name":"Anthropic","native":true,"category":"llm","direction":"outbound"},{"name":"AssemblyAI","native":true,"category":"audio","direction":"outbound"},{"name":"Gemini","native":true,"category":"llm","direction":"outbound"},{"name":"MCP","native":true}]` | `[{"name":"Gmail"},{"name":"Google Calendar"},{"name":"Slack"},{"name":"Telegram"},{"name":"Web browsing"},{"name":"Computer control"},{"name":"Phone calls"},{"name":"Image generation"},{"name":"Coding"},{"name":"App building"},{"name":"Task management"},{"name":"Google Workspace","native":true,"category":"productivity"},{"name":"Notion","native":true,"category":"productivity"}]` |
| language.primary | TypeScript | - |
| license.spdx | MIT | - |
| market.availability | - | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"mac":true,"linux":true,"windows":true}` | `{"cli":true,"ios":true,"mac":true,"web":true,"android":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://rivet.ironcladapp.com","retrievedAt":"2026-08-21T11:00:25.337Z"}` | `{"type":"hybrid","plans":[{"free":true,"name":"Free (Local)","components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"Runs on your machine locally","contactSales":false},{"free":false,"name":"Mighty","components":[{"kind":"fixed","amount":30,"period":"month","currency":"USD"}],"description":"Vellum Cloud with dedicated compute and storage","contactSales":false},{"free":false,"name":"Super","components":[{"kind":"fixed","amount":100,"period":"month","currency":"USD"}],"description":"Vellum Cloud with dedicated compute and storage","contactSales":false},{"free":false,"name":"Ultra","components":[{"kind":"fixed","amount":200,"period":"month","currency":"USD"}],"description":"Vellum Cloud with dedicated compute and storage","contactSales":false}],"summary":"Free to download and run locally, or from $30/month for cloud hosting","currency":"USD","freeTier":true,"sourceUrl":"https://vellum.ai","retrievedAt":"2026-10-02T16:21:04.757Z","startingPrice":{"amount":30,"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":30,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| release.cadence_days | 3 | - |
| release.history | `[{"url":"https://github.com/Ironclad/rivet/releases/tag/app-v1.11.3","date":"2025-08-08T22:18:18Z","type":"stable","version":"app-v1.11.3"},{"url":"https://github.com/Ironclad/rivet/releases/tag/v1.25.0","date":"2025-06-30T18:29:50Z","type":"stable","version":"v1.25.0"},{"url":"https://github.com/Ironclad/rivet/releases/tag/app-v1.11.2","date":"2025-06-02T02:58:10Z","type":"stable","version":"app-v1.11.2"},{"url":"https://github.com/Ironclad/rivet/releases/tag/app-v1.11.1","date":"2025-05-29T17:25:25Z","type":"stable","version":"app-v1.11.1"},{"url":"https://github.com/Ironclad/rivet/releases/tag/v1.24.0","date":"2025-05-28T17:57:25Z","type":"stable","version":"v1.24.0"},{"url":"https://github.com/Ironclad/rivet/releases/tag/app-v1.11.0","date":"2025-05-28T17:48:06Z","type":"stable","version":"app-v1.11.0"},{"url":"https://github.com/Ironclad/rivet/releases/tag/app-v1.10.1","date":"2025-02-17T21:19:04Z","type":"stable","version":"app-v1.10.1"},{"url":"https://github.com/Ironclad/rivet/releases/tag/v1.21.0","date":"2025-02-13T21:21:42Z","type":"stable","version":"v1.21.0"},{"url":"https://github.com/Ironclad/rivet/releases/tag/app-v1.10.0","date":"2025-02-13T19:58:00Z","type":"stable","version":"app-v1.10.0"},{"url":"https://github.com/Ironclad/rivet/releases/tag/app-v1.10.0-beta.1","date":"2025-02-12T07:01:32Z","type":"prerelease","version":"app-v1.10.0-beta.1"},{"url":"https://github.com/Ironclad/rivet/releases/tag/v1.20.3","date":"2025-01-30T18:51:59Z","type":"stable","version":"v1.20.3"},{"url":"https://github.com/Ironclad/rivet/releases/tag/v1.20.2","date":"2025-01-22T19:59:15Z","type":"stable","version":"v1.20.2"},{"url":"https://github.com/Ironclad/rivet/releases/tag/v1.20.1","date":"2025-01-02T19:41:21Z","type":"stable","version":"v1.20.1"},{"url":"https://github.com/Ironclad/rivet/releases/tag/v1.20.0","date":"2024-10-02T18:25:33Z","type":"stable","version":"v1.20.0"},{"url":"https://github.com/Ironclad/rivet/releases/tag/app-v1.9.0","date":"2024-10-02T18:40:25Z","type":"stable","version":"app-v1.9.0"},{"url":"https://github.com/Ironclad/rivet/releases/tag/app-v1.8.0","date":"2024-08-02T18:20:43Z","type":"stable","version":"app-v1.8.0"},{"url":"https://github.com/Ironclad/rivet/releases/tag/v1.19.1","date":"2024-07-31T22:52:56Z","type":"stable","version":"v1.19.1"},{"url":"https://github.com/Ironclad/rivet/releases/tag/v1.19.0","date":"2024-07-31T22:52:32Z","type":"stable","version":"v1.19.0"},{"url":"https://github.com/Ironclad/rivet/releases/tag/v1.18.1","date":"2024-05-10T19:12:29Z","type":"stable","version":"v1.18.1"},{"url":"https://github.com/Ironclad/rivet/releases/tag/app-v1.7.12","date":"2024-05-10T22:28:45Z","type":"stable","version":"app-v1.7.12"}]` | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=rivet-local-app&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Prompt Management)

| Capability | Rivet | Vellum |
|---|:--:|:--:|
| **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 2026-10-16T18:31:13.765Z. "-" = undocumented, not absent.*