{"schema_version":"onlylabs.public_signal.v1","title":"Fireworks AI Writing: Best Open Source Llms May 2026","description":"Fireworks AI writing signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/b72dd3bd-f4f9-448d-807d-db4e0e04b77a","json_url":"https://onlylabs.fyi/signals/b72dd3bd-f4f9-448d-807d-db4e0e04b77a/signal.json","generated_at":"2026-07-28T20:39:34.202Z","evidence_latest_fetched_at":"2026-07-27T00:02:05.337896+00:00","signal_first_seen_at":"2026-07-27T00:00:49.968221+00:00","org":{"slug":"fireworks-ai","name":"Fireworks AI","category":"neocloud","category_label":"Neocloud","dossier_url":"https://onlylabs.fyi/labs/fireworks-ai","dossier_json_url":"https://onlylabs.fyi/labs/fireworks-ai/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/b72dd3bd-f4f9-448d-807d-db4e0e04b77a","signal_json":"https://onlylabs.fyi/signals/b72dd3bd-f4f9-448d-807d-db4e0e04b77a/signal.json","source":"https://fireworks.ai/blog/best-open-source-llms-may-2026","lab_dossier":"https://onlylabs.fyi/labs/fireworks-ai","lab_dossier_json":"https://onlylabs.fyi/labs/fireworks-ai/dossier.json","analysis":"https://onlylabs.fyi/analysis/fireworks-ai","analysis_json":"https://onlylabs.fyi/analysis/fireworks-ai/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/fireworks-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":"Fireworks AI published Best Open Source Llms May 2026. This talking signal gives public context for research themes, product direction, policy, or launch framing. High-signal details: Best Open Source LLMs of May 2026: We Reviewed 7 Models Announcing our Series D and $1B ARR Blog Best Open Source Llms May 2026 Best Open Source LLMs of May 2026: We.... onlylabs links this event to 1 captured evidence page and 6 related writing signals.","signal_desk":"talking","source_context":{"source_url":"https://fireworks.ai/blog/best-open-source-llms-may-2026","source_host":"fireworks.ai","occurred_at":"2026-02-12T00:00:00.000Z","first_seen_at":"2026-07-27T00:00:49.968221+00:00","date_source":"page.visible_date","context":null},"context_markers":[{"label":"Lab","value":"Fireworks AI","source":"signal"},{"label":"Signal desk","value":"talking","source":"signal"},{"label":"Source host","value":"fireworks.ai","source":"source"},{"label":"Watch term","value":"Eval methodology","source":"evidence"},{"label":"Watch term","value":"Model card","source":"model"},{"label":"Watch term","value":"Infrastructure","source":"evidence"},{"label":"Watch term","value":"Agents and tool use","source":"evidence"}],"evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://fireworks.ai/blog/best-open-source-llms-may-2026"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-07-27T00:02:05.337896+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/b72dd3bd-f4f9-448d-807d-db4e0e04b77a/signal.json","dossier_json":"https://onlylabs.fyi/labs/fireworks-ai/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/fireworks-ai/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/fireworks-ai/evidence.json","topic_signals_json":"https://onlylabs.fyi/topics/talking/signals.json?category=neocloud","topic_feed":"https://onlylabs.fyi/topics/talking/feed.xml?category=neocloud","category_signals_json":"https://onlylabs.fyi/signals.json?category=neocloud","data_radar_json":null,"opportunities_json":null},"analysis_playbook":{"objective":"Turn public writing and discussion into a readable map of research themes, product framing, policy posture, launch narratives, and market attention.","evidence_focus":["post title","source URL","captured page text","HN traction","linked model or paper references","publication date"],"extraction_questions":["Which themes are labs choosing to explain publicly?","Which posts are attracting outside discussion?","Which writing reframes a recent release, model, hiring wave, or policy stance?","Which posts mention data, evals, infrastructure, safety, or deployment workflows?"],"signal_questions":["What public theme, launch framing, or research direction does this writing signal expose?","Which themes are labs choosing to explain publicly?","Which posts are attracting outside discussion?","Do the 6 related writing signals show a repeated pattern?"],"output_fields":["org","theme","public_framing","traction","evidence_url"],"data_business_relevance":"Data-business lane extraction is scoped to frontier labs; for this category, keep conclusions tied to category-specific strategy, source evidence, and follow-up questions.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/b72dd3bd-f4f9-448d-807d-db4e0e04b77a/signal.json","required":true},{"label":"source","url":"https://fireworks.ai/blog/best-open-source-llms-may-2026","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/fireworks-ai/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/fireworks-ai/evidence.json","required":true},{"label":"topic_signals_json","url":"https://onlylabs.fyi/topics/talking/signals.json?category=neocloud","required":false},{"label":"data_radar_json","url":null,"required":false}],"expected_output":["one-paragraph source-grounded interpretation","category-specific implication","confidence and missing evidence","recommended next source to inspect"],"prompt_seed":"Using only the linked onlylabs JSON, captured source context, and cited evidence, analyze Fireworks AI's writing signal \"Best Open Source Llms May 2026\" for neocloud strategy."},"semantic_triples":[{"subject":"Fireworks AI","predicate":"published","object":"Best Open Source Llms May 2026","text":"Fireworks AI published Best Open Source Llms May 2026."},{"subject":"Best Open Source Llms May 2026","predicate":"is classified as","object":"writing signal","text":"Best Open Source Llms May 2026 is classified as writing signal."},{"subject":"Best Open Source Llms May 2026","predicate":"belongs to","object":"talking desk","text":"Best Open Source Llms May 2026 belongs to talking desk."},{"subject":"Best Open Source Llms May 2026","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Best Open Source Llms May 2026 has evidence coverage 1 captured evidence page."},{"subject":"Best Open Source Llms May 2026","predicate":"has captured page count","object":"1","text":"Best Open Source Llms May 2026 has captured page count 1."},{"subject":"Best Open Source Llms May 2026","predicate":"has readable page count","object":"1","text":"Best Open Source Llms May 2026 has readable page count 1."},{"subject":"Best Open Source Llms May 2026","predicate":"has related signal count","object":"6","text":"Best Open Source Llms May 2026 has related signal count 6."},{"subject":"Best Open Source Llms May 2026","predicate":"has analysis playbook objective","object":"Turn public writing and discussion into a readable map of research themes, product framing, policy posture, launch narratives, and market attention.","text":"Best Open Source Llms May 2026 has analysis playbook objective Turn public writing and discussion into a readable map of research themes, product framing, policy posture, launch narratives, and market attention.."},{"subject":"Best Open Source Llms May 2026","predicate":"has source host","object":"fireworks.ai","text":"Best Open Source Llms May 2026 has source host fireworks.ai."},{"subject":"Best Open Source Llms May 2026","predicate":"has lab","object":"Fireworks AI","text":"Best Open Source Llms May 2026 has lab Fireworks AI."},{"subject":"Best Open Source Llms May 2026","predicate":"has signal desk","object":"talking","text":"Best Open Source Llms May 2026 has signal desk talking."},{"subject":"Best Open Source Llms May 2026","predicate":"has source host","object":"fireworks.ai","text":"Best Open Source Llms May 2026 has source host fireworks.ai."},{"subject":"Best Open Source Llms May 2026","predicate":"has watch term","object":"Eval methodology","text":"Best Open Source Llms May 2026 has watch term Eval methodology."},{"subject":"Best Open Source Llms May 2026","predicate":"has watch term","object":"Model card","text":"Best Open Source Llms May 2026 has watch term Model card."},{"subject":"Best Open Source Llms May 2026","predicate":"has watch term","object":"Infrastructure","text":"Best Open Source Llms May 2026 has watch term Infrastructure."},{"subject":"Best Open Source Llms May 2026","predicate":"has watch term","object":"Agents and tool use","text":"Best Open Source Llms May 2026 has watch term Agents and tool use."}]},"intelligence":{"signal_desk":"talking","answer":"Fireworks AI published Best Open Source Llms May 2026. This talking signal gives public context for research themes, product direction, policy, or launch framing. High-signal details: Best Open Source LLMs of May 2026: We Reviewed 7 Models Announcing our Series D and $1B ARR Blog Best Open Source Llms May 2026 Best Open Source LLMs of May 2026: We.... onlylabs links this event to 1 captured evidence page and 6 related writing signals.","semantic_triples":[{"subject":"Fireworks AI","predicate":"published","object":"Best Open Source Llms May 2026","text":"Fireworks AI published Best Open Source Llms May 2026."},{"subject":"Best Open Source Llms May 2026","predicate":"is classified as","object":"writing signal","text":"Best Open Source Llms May 2026 is classified as writing signal."},{"subject":"Best Open Source Llms May 2026","predicate":"belongs to","object":"talking desk","text":"Best Open Source Llms May 2026 belongs to talking desk."},{"subject":"Best Open Source Llms May 2026","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Best Open Source Llms May 2026 has evidence coverage 1 captured evidence page."}]},"signal":{"id":"b72dd3bd-f4f9-448d-807d-db4e0e04b77a","url":"https://onlylabs.fyi/signals/b72dd3bd-f4f9-448d-807d-db4e0e04b77a","json_url":"https://onlylabs.fyi/signals/b72dd3bd-f4f9-448d-807d-db4e0e04b77a/signal.json","source_url":"https://fireworks.ai/blog/best-open-source-llms-may-2026","title":"Best Open Source Llms May 2026","summary":"Fireworks AI published a writing signal. onlylabs watches public writing for research themes, product direction, and model-launch context.","context":null,"kind":{"key":"post_published","label":"Writing"},"org":{"slug":"fireworks-ai","name":"Fireworks AI","category":"neocloud"},"occurred_at":"2026-02-12T00:00:00.000Z","first_seen_at":"2026-07-27T00:00:49.968221+00:00","date_source":"page.visible_date","evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://fireworks.ai/blog/best-open-source-llms-may-2026"]},"facets":{},"traction":{"github_stars":null,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":null},"primary_evidence_page":{"is_primary":true,"source_match":true,"url":"https://fireworks.ai/blog/best-open-source-llms-may-2026","final_url":"https://fireworks.ai/blog/best-open-source-llms-may-2026","title":"Best Open Source Llms May 2026","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-07-27T00:02:05.337896+00:00","bytes":633450,"raw_path":"18767073a0b29b282894703b40beb6673d4e0a2c094270fa8ea7d1db0e3b5ebe.html","content_hash":"29a228f25030cae69ca5e0339c259b3a0645cff512ff32206eae70a7aa0b9b06","excerpt_chars":1200,"truncated":true,"excerpt":"Best Open Source LLMs of May 2026: We Reviewed 7 Models Announcing our Series D and $1B ARR Blog Best Open Source Llms May 2026 Best Open Source LLMs of May 2026: We Reviewed 7 Models PUBLISHED 5/19/2026 Table of Contents The best open source LLMs at a glance What makes a great open source LLM? How we evaluated these models How these models compare on benchmarks Reasoning and knowledge Software engineering performance Key takeaways Kimi K2.5 What is Kimi K2.5? Who should use Kimi K2.5? Standout features Pros and cons FAQ Kimi K2 Thinking What is Kimi K2 Thinking? Who should use Kimi K2 Thinking? Standout features Pros and cons Qwen3 VL 235B A22B (Vision + LLM) What is Qwen3 VL 235B? Who should use Qwen3 VL 235B? Standout features Pros and cons FAQ GLM-5 What is GLM-5? Who should use GLM-5? Standout features Pros and cons FAQ DeepSeek v3.2 What is DeepSeek v3.2? Who should use DeepSeek v3.2? Standout features Pros and cons FAQ Google Gemma 3 What is Google Gemma 3? Who should use Google Gemma 3? Standout features Pros and cons FAQ MiniMax-M2.5 What is MiniMax-M2.5? Who should use MiniMax-M2.5? Standout features Pros and cons FAQ Why run these models on Fireworks Performance at..."},"evidence_pages":[],"related_signals":[{"id":"3e679bd7-781c-46a1-82f9-87738004a0fb","url":"https://onlylabs.fyi/signals/3e679bd7-781c-46a1-82f9-87738004a0fb","source_url":"https://fireworks.ai/blog/kimik3-on-fireworks","title":"Kimik3 On Fireworks","context":null,"kind":{"key":"post_published","label":"Writing"},"org":{"slug":"fireworks-ai","name":"Fireworks AI","category":"neocloud"},"occurred_at":"2026-07-28T05:15:40+00:00","first_seen_at":"2026-07-27T16:00:51.151244+00:00","date_source":"sitemap.lastmod"},{"id":"b9cd7e4f-3d36-4ba0-8904-7aad022b85f2","url":"https://onlylabs.fyi/signals/b9cd7e4f-3d36-4ba0-8904-7aad022b85f2","source_url":"https://fireworks.ai/blog/kernel-optimization-for-minimax-m3-on-nvidia-blackwell","title":"Kernel Optimization For Minimax M3 On Nvidia Blackwell","context":null,"kind":{"key":"post_published","label":"Writing"},"org":{"slug":"fireworks-ai","name":"Fireworks AI","category":"neocloud"},"occurred_at":"2026-07-27T21:29:29+00:00","first_seen_at":"2026-07-11T00:00:50.78144+00:00","date_source":"sitemap.lastmod"},{"id":"578c63a9-5212-49af-8a25-7bddf3556f9b","url":"https://onlylabs.fyi/signals/578c63a9-5212-49af-8a25-7bddf3556f9b","source_url":"https://fireworks.ai/blog/fireworks-nexus","title":"Fireworks Nexus","context":null,"kind":{"key":"post_published","label":"Writing"},"org":{"slug":"fireworks-ai","name":"Fireworks AI","category":"neocloud"},"occurred_at":"2026-07-27T21:03:00+00:00","first_seen_at":"2026-07-27T16:00:51.151244+00:00","date_source":"sitemap.lastmod"},{"id":"a834d12a-aee6-4381-93eb-38b33da63c75","url":"https://onlylabs.fyi/signals/a834d12a-aee6-4381-93eb-38b33da63c75","source_url":"https://fireworks.ai/blog/K3-LoRA-Training","title":"K3 LoRA Training","context":null,"kind":{"key":"post_published","label":"Writing"},"org":{"slug":"fireworks-ai","name":"Fireworks AI","category":"neocloud"},"occurred_at":"2026-07-27T17:05:00+00:00","first_seen_at":"2026-07-27T16:00:51.151244+00:00","date_source":"sitemap.lastmod"},{"id":"9f5f1e55-4d88-410b-9ba4-2fb3c138b6be","url":"https://onlylabs.fyi/signals/9f5f1e55-4d88-410b-9ba4-2fb3c138b6be","source_url":"https://fireworks.ai/blog/kimik3-fable","title":"Kimik3 Fable","context":null,"kind":{"key":"post_published","label":"Writing"},"org":{"slug":"fireworks-ai","name":"Fireworks AI","category":"neocloud"},"occurred_at":"2026-07-22T04:27:54+00:00","first_seen_at":"2026-07-21T20:00:50.838925+00:00","date_source":"sitemap.lastmod"},{"id":"5d37a318-dc2b-48ec-b954-c40c55a8efa9","url":"https://onlylabs.fyi/signals/5d37a318-dc2b-48ec-b954-c40c55a8efa9","source_url":"https://fireworks.ai/blog/best-open-source-llms","title":"Best Open Source Llms","context":null,"kind":{"key":"post_published","label":"Writing"},"org":{"slug":"fireworks-ai","name":"Fireworks AI","category":"neocloud"},"occurred_at":"2026-02-12T00:00:00.000Z","first_seen_at":"2026-06-26T20:26:30.663004+00:00","date_source":"page.visible_date"}]}