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V4-Flash entered public beta July 31 with enhanced agent capabilities and Responses API support; V4-Pro reached general availability August 13; and DeepSeek released V4-Flash-Vision-Exp on August 21 for multimodal agent workflows with mixed text-and-image input.", "technical_description": "Current family-level record for DeepSeek-V4. DeepSeek documents Pro and Flash API variants and a Vision experimental derivative. V4-Flash and V4-Pro support configurable reasoning effort and agent-oriented APIs; the vision experimental model adds image input while retaining Flash text capabilities.", "capabilities": [ "Long-context text generation and reasoning", "Agentic coding and tool use", "Configurable reasoning effort", "Responses API support", "Pro and lower-latency Flash variants", "Mixed text-and-image multimodal agent workflows in V4-Flash-Vision-Exp" ], "limitations": [ "Variant capabilities and availability differ across app, web and API.", "The Vision model is explicitly experimental.", "Benchmarks and model aliases can change with post-training updates." ], "timeline": [ { "date": "2026-04-24", "title": "DeepSeek-V4 preview released", "description": "DeepSeek released the DeepSeek-V4 generation in preview." }, { "date": "2026-07-31", "title": "V4-Flash entered public beta", "description": "DeepSeek released the official V4-Flash API in public beta with enhanced agent capabilities and Responses API support.", "source_url": "https://api-docs.deepseek.com/updates/", "verification_status": "source_backed_official" }, { "date": "2026-08-13", "title": "DeepSeek-V4-Pro generally available", "description": "DeepSeek released the GA version of DeepSeek-V4-Pro." }, { "date": "2026-08-13", "title": "V4-Pro reached general availability", "description": "DeepSeek released V4-Pro generally on app, web and API.", "source_url": "https://api-docs.deepseek.com/news/news260813/", "verification_status": "source_backed_official" }, { "date": "2026-08-21", "title": "V4-Flash-Vision-Exp released", "description": "DeepSeek released an experimental multimodal Flash variant supporting image input for agent workflows.", "source_url": "https://api-docs.deepseek.com/news/news260821/", "verification_status": "source_backed_official" } ], "sources": [ { "label": "DeepSeek Transparency Center", "url": "https://www.deepseek.com/en/transparency/", "source_type": "Official Source", "verification_status": "verified", "authority": "OFFICIAL", "role": "primary", "update_enabled": true, "authority_basis": "curated-corpus-refresh-2026-09-08" }, { "label": "DeepSeek V4 changelog", "url": "https://api-docs.deepseek.com/updates/", "source_type": "Official Release Notes", "verification_status": "verified", "authority": "OFFICIAL", "role": "release_notes", "update_enabled": true, "authority_basis": "official-source-freshness-review-2026-09-08" }, { "label": "DeepSeek V4-Pro GA", "url": "https://api-docs.deepseek.com/news/news260813/", "source_type": "Official Model Release", "verification_status": "verified", "authority": "OFFICIAL", "role": "release_notes", "update_enabled": true, "authority_basis": "official-source-freshness-review-2026-09-08" }, { "label": "DeepSeek V4 Flash Vision", "url": "https://api-docs.deepseek.com/news/news260821/", "source_type": "Official Model Release", "verification_status": "verified", "authority": "OFFICIAL", "role": "release_notes", "update_enabled": true, "authority_basis": "official-source-freshness-review-2026-09-08" } ], "relationships": [ { "target": "DeepSeek", "type": "Organization Context", "description": "DeepSeek is the primary organization associated with DeepSeek-V4.", "evidence_level": "documentary", "target_id": "ENT-00000031" } ], "tags": [ "AI Model", "Curated Core", "Primary Sources" ], "registry_status": "Structured", "created_at": "2026-09-04T03:55:00+00:00", "updated_at": "2026-09-08T04:32:11+00:00", "machine_readable_purpose": "Machine-readable registry record for DeepSeek-V4: canonical identity, controlled classification, primary sources and high-signal timeline events.", "schema_ready": true, "dypclt_created": "D-0 Y-2 P-3 C-3 L-101 T-83", "dypclt_updated": "D-0 Y-2 P-3 C-3 L-101 T-83", "temporal_index": { "start_date_utc": "2026-04-24", "created_utc": "2026-09-04T03:55:00+00:00", "created_dypclt": "D-0 Y-2 P-3 C-3 L-101 T-83", "updated_utc": "2026-09-08T04:32:11+00:00", "updated_dypclt": "D-0 Y-2 P-3 C-3 L-101 T-83" }, "first_public_appearance_precision": "day", "first_public_appearance_verification": "preserved_from_source_record", "image_status": "missing_official_image_candidate", "reviewed_at": "2026-09-08T04:32:11+00:00", "quality_status": "official_source_freshness_review_2026_09_08", "source_policy": "official_first_secondary_context_only", "quality_review": { "reviewed_at": "2026-09-08T04:32:11+00:00", "official_sources": 4, "trusted_primary_sources": 0, "secondary_sources": 0, "date_status": "preserved_from_source_record", "image_status": "missing", "manual_followup_required": false, "review_scope": "individual official-source freshness review through 2026-09-08; 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