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Grok 4.7 price increase: output $4.80 → $6.00 per 1M tokens

xAI's Grok 4.7 changed its list price between Sep 21, 2026 and Sep 29, 2026: input $1.60 → $2.00 and output $4.80 → $6.00 per 1M tokens (+25%).

What it means per task

Same tokens as today's measurement, old price vs new price.

TaskBeforeAfterPer 1,000 tasks
Answer a chat question0.77¢0.96¢$7.66 → $9.58
Reply to a customer email0.40¢0.50¢$3.96 → $4.95
Write a 1,500-word blog post1.8¢2.3¢$18.12 → $22.66
Write 10 product descriptions0.71¢0.89¢$7.09 → $8.87
Translate 1,000 words2.3¢2.9¢$23.16 → $28.95
Proofread one page (500 words)1.0¢1.3¢$10.01 → $12.52
Summarize a 20-page PDF2.7¢3.4¢$27.40 → $34.26
Extract data from an invoice0.92¢1.1¢$9.18 → $11.47
Analyze a 200-row spreadsheet16¢20¢$160 → $200
Answer from 5 retrieved documents (RAG)1.3¢1.7¢$13.22 → $16.53
Classify 100 support tickets1.8¢2.2¢$17.84 → $22.30
Review 500 lines of code18¢22¢$177 → $221
Write a SQL query0.95¢1.2¢$9.50 → $11.88
Run a 50-step coding agent$4.14$5.18$4,140 → $5,176