DeepSeek V4-Flash-0731 Public Beta: Code Agent Capabilities Significantly Enhanced, Price Unchanged

TechFlow news, August 1, DeepSeek officially launched the public beta of version V4-Flash-0731. Through post-training and Agent framework optimization, the DeepSWE benchmark score improved from 7.3 to 54.4, the Cybergym score doubled to 76.7, and performance on some hard benchmarks approaches Claude Opus 4.8. The new version does not increase parameters, pricing remains unchanged, it natively supports Responses API, and existing user APIs will automatically switch to the new version. Currently, only the Flash API is updated; the official version of V4 Pro is still in development.