xAI

Lock-in risk: higher = more lock-in (worse). Overall already inverts this dimension.

Durable public rate card — worth A/B vs OpenAI/Anthropic on general chat. X Search now bills per posts/profiles (live since 2026-09-21 12:00 PT) — model cost against agent search peers carefully. Not the boring default for regulated agents.

Pricing notes

As of 2026-09-29 (docs.x.ai/developers/pricing live): grok-4.7/4.6 $2/$6 per 1M in/out (<200k prompt; $4/$12 ≥200k); grok-4.5 same band; grok-4.3 / grok-4.20 $1.25/$2.50 (1M ctx; doubles ≥200k); grok-build-0.1 per 1M tokens under 200k prompt: input $1.00, cached input $0.20, output $2.00; at or above 200k: input $2.00, cached input $0.40, output $4.00 (docs.x.ai/developers/pricing as of 2026-10-21; not stored as rows). Cached input $0.20–$0.50. Tools: web_search $5/1k calls. **X Search still $5/1k posts + $10/1k profiles** (live since 2026-09-21 12:00 PT; parent/quoted posts count; every profile returned counts). Code exec $5/1k; collections_search $2.50/1k; **attachment_search $5/1k** (was $10/1k as of 2026-09-22 note). Batch 20% off selected 4.3/4.20 SKUs. Priority 2×. Imagine image $0.02–$0.05; video $0.05–$0.08/sec. Voice STS $0.08/min; STT $0.10/hr REST / $0.20/hr streaming; TTS $15/1M chars. File storage $0.025/GiB/day; collection storage $0.10/GiB/day; downloads $0.20/GiB.

Sourced pricing

Contract status ambiguous · input_output_split_not_a_single_rate. Single normalized $/1M: null. Machine list: /api/pricing?provider=xai

• grok-4.7 · usd_per_million_input_tokens · $2 · sourced_token_price
• grok-4.7 · usd_per_million_output_tokens · $6 · sourced_token_price
• grok-4.7 · usd_per_million_input_tokens · $4 · sourced_token_price
• grok-4.7 · usd_per_million_output_tokens · $12 · sourced_token_price
• grok-4.3 · usd_per_million_input_tokens · $1.25 · sourced_token_price
• grok-4.3 · usd_per_million_output_tokens · $2.5 · sourced_token_price
• grok-4.3 · usd_per_million_input_tokens · $2.5 · sourced_token_price
• grok-4.3 · usd_per_million_output_tokens · $5 · sourced_token_price
• x_search · usd_per_1k_posts · $5 · unit_mismatch · normalized null
• x_search · usd_per_1k_profiles · $10 · unit_mismatch · normalized null
• attachment_search · usd_per_1k_calls · $5 · unit_mismatch · normalized null
• web_search · usd_per_1k_calls · $5 · unit_mismatch · normalized null