Cosine is an autonomous AI software engineering agent that integrates into development workflows to plan, write, test, and submit code as pull requests.
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It operates through a multi-agent system designed to handle complex, long-running engineering tasks like refactors and migrations asynchronously.
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Intelligent multi-task planning and subtask orchestration
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Deep codebase retrieval and context mapping
- 03
Automated test-validate-iterate loop for PR submission
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Parallel agent execution in isolated MicroVM environments
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Support for custom and legacy enterprise stacks
| StarterEntry plan | $19 | per month |
| Builder | $49 | per month |
| Team | $99 | per month |
| Scale | $199 | per month |
| Professional | $999 | per month |
Offers a free plan with an 80-task limit. Paid subscription plans include Starter ($19/month), Builder ($49/month), Team ($99/month), Scale ($199/month), and Professional ($999/month), all based on monthly Cosine Credit allocations for task execution. Enterprise pricing is custom.
Best for
Engineering teams performing large-scale code refactors, library migrations, and complex multi-file tasks that require autonomous, background execution.
Not ideal for
Teams prioritizing greenfield development, projects with fuzzy or ill-defined requirements, or organizations lacking structured code review processes to validate agent outputs.
A powerful, agentic platform that excels at handling heavy-duty, repetitive engineering workflows asynchronously, though it requires disciplined human review for its parallelized outputs.
The company has rebranded its model family to Lumen (including Scout and Outpost models) and shifted focus toward a sovereign AI initiative, with Genie now considered a legacy brand identifier.
As of
Is Cosine free?+
Cosine is Freemium. Offers a free plan with an 80-task limit. Paid subscription plans include Starter ($19/month), Builder ($49/month), Team ($99/month), Scale ($199/month), and Professional ($999/month), all based on monthly Cosine Credit allocations for task execution. Enterprise pricing is custom. Check the official site for current plans.
Is Cosine open source?+
Cosine is not listed as open source on ai.dosa.dev - it is Freemium.
How much does Cosine cost?+
Offers a free plan with an 80-task limit. Paid subscription plans include Starter ($19/month), Builder ($49/month), Team ($99/month), Scale ($199/month), and Professional ($999/month), all based on monthly Cosine Credit allocations for task execution. Enterprise pricing is custom. Pricing changes often - verify on the official site.
Who is Cosine best for?+
Engineering teams performing large-scale code refactors, library migrations, and complex multi-file tasks that require autonomous, background execution.
Who is Cosine not ideal for?+
Teams prioritizing greenfield development, projects with fuzzy or ill-defined requirements, or organizations lacking structured code review processes to validate agent outputs.
What are the best Cosine alternatives?+
The closest Cosine alternatives on ai.dosa.dev are Jules by Google, OpenHands, SWE-agent - all listed under Autonomous & Async Agents.
Who makes Cosine?+
Cosine is developed by Cosine. It is listed in the Autonomous & Async Agents category on ai.dosa.dev.
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