# Doccano vs Scale AI

**Leader by Vioscale score:** Scale AI

| Attribute | Doccano | Scale AI |
|---|---|---|
| **Vioscale score** | 28.1 (28% (low)) | 76.1 (45% (low)) |
| activity.commits_last_30d | 0 | - |
| adoption.dependent_repos | 7 | - |
| adoption.github_stars | 10,758 | - |
| deployment.options | `{"cloud":true,"on_prem":true,"self_hosted":true}` | `{"cloud":true}` |
| description.long | A web-based data labeling tool that enables users to annotate text for machine learning tasks including text classification, sequence labeling, and sequence-to-sequence tasks. Projects can be set up by uploading datasets and working through annotations collaboratively via a browser interface or REST API. | Platform providing high-quality training data through crowdsourced annotation and data management, rigorous evaluation and red-teaming of AI models, and enterprise software for building, deploying, and monitoring production AI systems. |
| features.capabilities | - | `{"soc2":true,"soc2_type_ii":true,"architecture_model":"managed_cloud_saas_platform","rlhf_preference_data":true,"rlhf_and_dpo_preference_alignment_optimization":true}` |
| integrations.count | 0 | - |
| language.primary | Python | - |
| license.spdx | MIT | - |
| market.availability | - | `{"hqCountry":"US","primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://doccano.github.io/doccano/","retrievedAt":"2026-08-20T16:31:06.046Z"}` | `{"type":"hybrid","plans":[{"free":false,"name":"Enterprise","summary":"Contact for pricing","features":["Enterprise-grade quality & SLAs","Access to Data Engine and Enterprise GenAI Platform","Dedicated customer operations support","Data annotation services","Data management","Custom enterprise AI applications"],"description":"Strategic AI initiatives with enterprise-grade quality and SLAs","contactSales":true},{"free":false,"name":"Self-Serve Data Engine","summary":"Pay-as-you-go with free tier","features":["Data annotation and management for ML projects","Quality optimization","Free tier: 10,000 images"],"description":"Pay-as-you-go data annotation and management for experimental or research projects","contactSales":false,"includedLimits":{"images":"10,000 free"}}],"summary":"Enterprise (contact sales) and Self-Serve pay-as-you-go tiers with free tier","currency":"USD","freeTier":true,"sourceUrl":"https://scale.com/pricing","retrievedAt":"2026-08-18T21:42:41.496Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | freemium |
| pricing.price_level | free | low |
| pricing.transparent | yes | yes |
| release.cadence_days | 10 | - |
| release.history | `[{"url":"https://github.com/doccano/doccano/releases/tag/v1.8.5","date":"2026-01-11T15:19:29Z","type":"stable","version":"v1.8.5"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.8.4","date":"2023-07-20T12:01:51Z","type":"stable","version":"v1.8.4"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.8.3","date":"2022-12-08T12:12:53Z","type":"stable","version":"v1.8.3"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.8.2","date":"2022-11-29T02:07:31Z","type":"stable","version":"v1.8.2"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.8.1","date":"2022-11-28T02:36:08Z","type":"stable","version":"v1.8.1"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.8.0","date":"2022-07-11T02:46:10Z","type":"stable","version":"v1.8.0"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.7.0","date":"2022-05-19T08:52:05Z","type":"stable","version":"v1.7.0"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.6.2","date":"2022-03-14T05:33:45Z","type":"stable","version":"v1.6.2"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.6.1","date":"2022-03-14T01:33:47Z","type":"stable","version":"v1.6.1"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.6.0","date":"2022-03-11T06:30:30Z","type":"stable","version":"v1.6.0"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.5.5","date":"2021-12-03T05:38:10Z","type":"stable","version":"v1.5.5"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.5.4","date":"2021-12-01T01:55:21Z","type":"stable","version":"v1.5.4"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.5.3","date":"2021-11-30T23:28:14Z","type":"stable","version":"v1.5.3"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.5.2","date":"2021-11-09T06:03:39Z","type":"stable","version":"v1.5.2"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.5.1","date":"2021-11-05T05:41:26Z","type":"stable","version":"v1.5.1"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.5.0","date":"2021-10-25T06:03:17Z","type":"stable","version":"v1.5.0"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.4.1","date":"2021-05-25T01:28:02Z","type":"stable","version":"v1.4.1"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.4.0","date":"2021-05-18T02:07:49Z","type":"stable","version":"v1.4.0"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.3.1","date":"2021-04-26T05:55:52Z","type":"stable","version":"v1.3.1"},{"url":"https://github.com/doccano/doccano/releases/tag/v1.3.0","date":"2021-04-21T07:23:08Z","type":"stable","version":"v1.3.0"}]` | - |
| security.disclosure_policy | - | yes |
| security.fedramp | - | yes |
| security.gdpr | - | yes |
| security.iso27001 | - | yes |
| security.scorecard | 4.6 | - |
| security.soc2 | - | yes |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=doccano&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Data Labeling)

| Capability | Doccano | Scale AI |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Model assisted labeling | - | - |
| Programmatic labeling | - | - |
| Rlhf preference data | - | ✓ |
| On prem private cloud | - | - |
| Open source | - | - |
| SOC2 | - | ✓ |

*Source: Vioscale. Generated 2026-09-01T16:35:55.564Z. "-" = undocumented, not absent.*