Seed-Coder 8B Reasoning

Released
2025-05-19
Last refreshed
2026-06-21
Status
Researched 133d ago
Open sourceCommercial use: permittedCoding

Seed-Coder 8B Reasoning is a released coding model with open-source; evaluate it while provider pricing coverage matures.

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Specifications
Released
2025-05-19
Context
64K
Parameters
8B
Architecture
Decoder Only
Specialization
code
Openness
Open source
License
MITOSI-approvedPermitted
Weights
Available
Code
Unknown
Training
Fine-tuned
Created by

TikTok data enhances AI realism

Beijing, China
Founded 2012
Website
Pricing

No tracked provider pricing is available yet.

About

Seed-Coder-8B-Reasoning is the RL-trained reasoning variant of Seed-Coder, leveraging Long-Chain-of-Thought (LongCoT) reinforcement learning to improve multi-step code reasoning capabilities. Achieves state-of-the-art performance among open-source ~8B code models. Available in FP32 and BF16 precision. 8B parameters, 64K context, MIT license, open weights on Hugging Face.

Providers

No active provider routes are tracked for this model yet.

Capabilities

Reasoning

Benchmark peer barsfor Coding

No task-mapped benchmark peers are available for this model yet.

Migration checks

No linked migration route is available for this model yet.