Model
| Model | Positioning | Main Versions | Core Strengths (2026) | Common Use Cases | Why This Version Leads |
|---|---|---|---|---|---|
| ChatGPT | All-around productivity engine | GPT-5.2 / GPT-5.2 Pro | General reasoning, multimodal, agent tools, customizable workflows | Daily tasks, coding, marketing copy, voice interaction, automation | Largest user base; broadest general-purpose coverage |
| Grok | Real-time social & trend radar | Grok 4.1 | Real-time X data, fast reactions, witty tone, strong trend awareness | Social posts, trend tracking, pop culture, opinionated content | Native social integration; strong real-time sentiment awareness |
| Gemini | Google ecosystem collaborator | Gemini 3 Pro | Large context window, multimodal capability, deep Google integration, strong math & science performance | Workspace planning, research, multimodal generation | Seamless Google workflows; strong enterprise & education fit |
| Claude | Long-form reasoning expert | Claude Opus 4.5 / Sonnet 4.5 | Deep reasoning, long-document handling, precise writing, strong coding analysis | Long reports, contracts, complex coding, strategy writing | Consistent performance on long and complex material |
| Perplexity | AI research with citations | Perplexity Pro | Live web data, automatic citations, transparent sources | Research, fact-checking, academic queries | Strong citation workflow; ideal for verification-focused tasks |
ChatGPT vs Perplexity vs Gemini vs Grok 2025
ChatGPT vs Gemini vs Copilot vs Claude vs Perplexity vs Grok: Which AI Assistant is Right for You?
Major Frontier Models – Token Pricing Overview (Feb 19, 2026)
Scope: Developer API pricing
Unit: USD per 1M tokens (MTok)
Note: Consumer subscriptions (ChatGPT Plus, Claude Pro, etc.) are typically bundled and not purely token-metered.
📊 Pricing & Capability Summary
| Model | Input ($/MTok) | Output ($/MTok) | Context Window | Special Rules / Notes | Cost-Efficiency for Complex Tasks |
|---|---|---|---|---|---|
| Claude Opus 4.6 | $5 (≤200K) $10 (>200K, 1M beta) |
$25 (≤200K) $37.50 (>200K) |
200K standard 1M beta |
Prompt caching: Write $6.25/$12.50 Read $0.50/$1.00 US-only reasoning ×1.1 Highest output cost |
Best-in-class reasoning Expensive output Ideal for high-quality, low-frequency planning |
| Gemini 3 Deep Think / Pro | $2 (≤200K) $4 (>200K) |
$12 (≤200K) $18 (>200K) |
1M+ (main variants) | Multimodal priced similar/slightly higher Context caching ~$0.2–$0.4 Deep Think included (no extra token fee, slower responses) |
Best price-performance for research & engineering Strong complex reasoning without surcharge |
| GPT-5.2 | $1.75 | $14 | 400K | Cached input $0.175 (very cheap) Pro-tier higher ($21/$168) Voice/memory billed as text tokens |
Most balanced overall Very efficient with caching Strong for agents & daily workflows |
| Grok 4.2 (4.x series) | $0.20–$3 Fast: $0.20 Flagship: $3 |
$0.50–$15 Fast: $0.50 Flagship: $15 |
Fast: up to 2M Flagship: 256K–2M |
Fast variant extremely cheap Often includes $25–$175 credits Reasoning mode slightly higher |
Lowest cost structure overall Great for high-throughput & large-context pipelines |
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