{"schema_version":"onlylabs.public_signal.v1","title":"Together AI Writing: DeepSeek V4 Pro 0813 vs Claude Fable 5 on DeepSWE: Cost, Coding, and Routing","description":"Together AI writing signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/7400bf50-4f1a-4478-917b-0075f75454c5","json_url":"https://onlylabs.fyi/signals/7400bf50-4f1a-4478-917b-0075f75454c5/signal.json","generated_at":"2026-08-28T17:11:33.435Z","evidence_latest_fetched_at":"2026-08-18T08:03:12.857388+00:00","signal_first_seen_at":"2026-08-18T08:01:49.249966+00:00","org":{"slug":"together-ai","name":"Together AI","category":"neocloud","category_label":"Neocloud","dossier_url":"https://onlylabs.fyi/labs/together-ai","dossier_json_url":"https://onlylabs.fyi/labs/together-ai/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/7400bf50-4f1a-4478-917b-0075f75454c5","signal_json":"https://onlylabs.fyi/signals/7400bf50-4f1a-4478-917b-0075f75454c5/signal.json","source":"https://www.together.ai/blog/deepseek-v4-pro-0813-vs-claude-fable-5-on-deepswe-cost-coding-and-routing","lab_dossier":"https://onlylabs.fyi/labs/together-ai","lab_dossier_json":"https://onlylabs.fyi/labs/together-ai/dossier.json","analysis":"https://onlylabs.fyi/analysis/together-ai","analysis_json":"https://onlylabs.fyi/analysis/together-ai/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/together-ai/evidence.json","category":"https://onlylabs.fyi/neoclouds","category_json":"https://onlylabs.fyi/neoclouds.json","category_feed":"https://onlylabs.fyi/neoclouds/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json?category=neocloud","topic":"https://onlylabs.fyi/topics/talking","topic_signals_json":"https://onlylabs.fyi/topics/talking/signals.json?category=neocloud","topic_feed":"https://onlylabs.fyi/topics/talking/feed.xml?category=neocloud","data_business":null},"answer_pack":{"answer":"Together AI published DeepSeek V4 Pro 0813 vs Claude Fable 5 on DeepSWE: Cost, Coding, and Routing. 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Intelligence should be abundant, not expensive → 🤝 Together AI & Y Combinator announce partnership to deliver the first dedicated YC GPU cluster → ⚡ On-demand B200s now available on Together GPU Clusters → 🚀 Now serving MiniMax-M3 for efficient inference → All blog posts Model Library Published 8/17/2026 DeepSeek V4 Pro 0813 vs Claude Fable 5 on DeepSWE: Cost, Coding, and Routing Fable wins the first attempt, Pro wins every attempt after, and the cheapest path is to use both. Authors Zain Hasan, Shobhit Dixit Table of contents 40+ Models Chosen for Production...40+ Models Chosen for Production...40+ Models Chosen for Production... Key Takeaways Run DeepSeek V4 Pro 0813 first, escalate to Claude Fable 5 only when it fails. That cascade solves 82.7% of DeepSWE tasks at \\$8.28 each. Fable alone solves 69.7% at \\$21.63. Thirteen points better, 62% cheaper. Fable wins the first try. 69.7% pass@1 vs 62.8%, a 7-point lead. Pro wins every try after. Level at pass@2 (78.5% vs 77.1%), ahead at pass@4 (88.5% vs 84.1%). 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