{"slug":"xai","name":"xAI","domain":"x.ai","verdict":"As of 2026-07-13, ChatGPT, Claude, Gemini collectively rank xAI #5 of 7 for frontier llm api provider. Source: https://modelsagree.com/product/xai (modelsagree.com, CC BY 4.0).","best_rank":5,"categories":1,"entries":[{"slug":"best-frontier-llm-api-provider","title":"Best frontier LLM API provider","rank":5,"of":7,"score":2,"appearances":1,"modelRanks":{"ChatGPT":4},"reason":"Grok 4.5 offers strong reasoning and agent performance at an aggressive $2/M input and $6/M output, with useful search, large context, voice, and media APIs","reasons":[{"model":"ChatGPT","reason":"Grok 4.5 offers strong reasoning and agent performance at an aggressive $2/M input and $6/M output, with useful search, large context, voice, and media APIs"}],"fixes":[{"model":"ChatGPT","fix":"Its enterprise track record, governance maturity, and cross-cloud availability remain thinner than the top three, making it less suitable for conservative regulated deployments"}],"updated":"2026-07-13","rank_history":{"days":["2026-06-29","2026-06-30","2026-07-08","2026-07-09","2026-07-10","2026-07-12","2026-07-13"],"ranks":[4,4,3,4,4,6,5]},"api":"https://modelsagree.com/api/v1/best/best-frontier-llm-api-provider.json"}],"page":"https://modelsagree.com/product/xai","check":"https://modelsagree.com/check?q=xAI","updated":"2026-08-10T18:18:45.051Z","attribution":"modelsagree.com, CC BY 4.0"}