Originally published on AI Tech Connect.
What changed on 29 April Mistral AI released Mistral Medium 3.5 on 29 April 2026 alongside its remote-agent platform Vibe. Three things matter for builders shipping into Indian and British regulated environments: Dense, not MoE. All 128 billion parameters fire on every token. Mistral is the last frontier lab still betting on dense architecture at this scale, and the bet has practical consequences for self-hosted serving economics. 77.6% on SWE-Bench Verified. Within ten percentage points of Claude Opus 4.7 (87.6%) and GPT-5.5 (88.7%) on the canonical agentic-coding benchmark — but at a fraction of the price, and with weights you can move into your own data centre. EU residency by default. La Plateforme is hosted in Paris with a Data Processing Agreement on offer. For UK NHS suppliers,…
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