AI Foundation Models
Explore frontier foundation models, verified benchmarks, 6-axis capability radar, hardware VRAM sizing, and real-time token pricing economics.
Claude Opus 5.5
The frontier reasoning summit from Anthropic featuring a native 1-million-token context window, 92%+ SWE-bench Verified resolution, and hierarchical multi-agent verification.
GPT-6 Astra
OpenAI's interstellar autonomous research summit for the GPT-6 generation, achieving 92.8% on SWE-bench Verified, 96.2% on GPQA Diamond, and native omni-modal execution across 1M context.
Gemini 4 Carbon
Gemini 4 Carbon is Google DeepMind's frontier model for long-horizon engineering, coding, agentic workflows, and cybersecurity defense. Google says its initial rollout is limited to selected cyber defenders and trusted partners, with broader developer access planned.
Claude Opus 5
Anthropic's fifth-generation intelligence flagship, bringing full omni-modal audio/video/image capabilities, 500k context, and deep multi-hop self-critique reasoning.
GPT-6.1 Sol
OpenAI's latest October 2026 refined solar flagship model, bringing 92.0% SWE-bench resolution, 97.4% function-calling accuracy on BFCL v3, and lower pricing ($3.50/$14) across 1M context.
Claude Sonnet 5.5
Enterprise software development benchmark with native 1-million-token context, dynamic sub-agent spawning, and 90.5% SWE-bench Verified precision.
Mercury 3
Mercury 3 is Inception's frontier diffusion large language model (dLLM) co-founded by Stanford Professor Stefano Ermon, delivering an unprecedented 1,068 tokens per second inference speed via parallel denoising across a native 1-million-token context window.
Claude Fable 5.1
Anthropic's current flagship creative simulation and multimodal narrative agent, featuring adaptive emotional prosody, complex scenario branching, and multi-persona alignment.
GPT-6 Sol
Primary solar flagship model of the GPT-6 generation, delivering 91.0% SWE-bench resolution, 1M context, and $4/$16 pricing for frontier developer automation.
Claude Sonnet 3.7
Claude Sonnet 3.7 is a hybrid reasoning and code model from Anthropic with a 200,000-token context window, supporting text, image, and PDF modalities with dynamic test-time compute control.
OpenAI Decisions
OpenAI Decisions is OpenAI's dedicated high-throughput decision-making API powered by GPT-6 Luna, accessed via the POST /v1/decisions endpoint. Designed for agent routing, automated content moderation, and classification, it processes typed questions (predicates, categorical choices, and rubric scores) roughly 10x faster than standard generation, billed at $0.10 per million input tokens with zero output-token fees.
Claude Opus 4.8
The peak culmination of Anthropic's Claude 4 architecture, featuring half-million-token context, 87.5% SWE-bench Verified, and lowered flagship pricing ($10/$50).
Claude Sonnet 4.5
Claude Sonnet 4.5 establishes a new frontier standard in autonomous software engineering with 80%+ SWE-bench Verified resolution, expanded 250k context, and optimized test-time execution.
GPT-5.5 Pro
April 2026 professional reasoning summit, combining 1-million-token context with 89.5% SWE-bench Verified and 93.8% GPQA Diamond scores.
GPT-5.6 Sol
July 2026 solar flagship model representing OpenAI's primary frontier intelligence tier, featuring 1M context, 89.8% on SWE-bench Verified, and enhanced agent synthesis.
Claude Fable 5
Claude Fable 5 introduces Anthropic's new narrative and simulation model family, engineered specifically for high-dimensional storytelling, simulated social dynamics, interactive fiction, and multi-agent persona roleplaying.
GPT-5.4 Pro
March 2026 professional reasoning powerhouse from OpenAI, achieving 87.2% on SWE-bench Verified and 91.5% on GPQA Diamond with scalable test-time verification.
GPT-5
OpenAI's August 2025 generational leap, featuring native test-time reasoning integration, 500k context window, and state-of-the-art SWE-bench and mathematical scores.
Jev AI
Jev is TypeSafe AI's breakthrough non-autoregressive System One decision model. Rather than generating conversational prose, Jev evaluates state payloads (JSON or text) against explicit typed questions—including binary condition probabilities (noul), categorical choices, and multi-tier rubric scores—in parallel, returning calibrated probabilistic judgments at $0.042 per million input tokens with zero output token fees.
Claude Opus 4.5
Anthropic's late-2025 flagship reasoning foundation model with expanded 300,000-token context, 82.6% on SWE-bench Verified, and breakthrough formal mathematical synthesis.
GPT-5.2 Pro
Peak 2025 reasoning flagship from OpenAI, achieving 84.5% on SWE-bench Verified and 89.2% on GPQA Diamond with dynamic test-time compute search.
Claude Opus 4
Claude Opus 4 is Anthropic's flagship frontier reasoning model for the Claude 4 generation, featuring an advanced hybrid test-time reasoning engine, 200k context window, and breakthrough scores on graduate-level STEM and multi-step deduction.
GPT-5 Pro
OpenAI's late-2025 flagship professional reasoning model, scaling test-time compute search over 500k context to achieve 81.2% on SWE-bench Verified and 86.8% on GPQA Diamond.
Claude Sonnet 5
Next-generation software engineering flagship featuring 500k context, zero-latency thinking switching, and native autonomous multi-agent repository orchestration.
Claude Sonnet 4
Claude Sonnet 4 is Anthropic's premier balanced engineering model for the Claude 4 generation, engineered for rapid autonomous coding agents, multi-step tool execution, and cost-effective enterprise workflows.
Claude Sonnet 4.6
Claude Sonnet 4.6 delivers 300k context window, 83.2% SWE-bench Verified score, and reduced $2.50/$12.50 token economics for large-scale enterprise software agent automation.
GPT-5.5
April 2026 breakthrough expanding context to 1-million tokens natively while achieving 86.5% on SWE-bench Verified at affordable $3/$12 economics.
Claude Opus 4.7
Claude Opus 4.7 expands context to 400k tokens and incorporates multi-agent reasoning verification, pushing frontier AI science and formal theorem proving.
GPT-5.4
March 2026 foundation model standardizing 83.8% SWE-bench Verified coding precision, 500k context, and $3/$12 economics for enterprise agent automation.
GPT-6 Luna
Ultra-fast low-latency frontier model in the GPT-6 generation, streaming at 130+ tps across a 1-million-token context window at $0.20/$0.80 economics.
Claude Haiku 5.5
Sub-100ms ultra-fast foundation model delivering Claude 4 Sonnet-level capability at edge prices ($0.50/$2.50) with 500k context.
GPT-5.3 Chat
Specialized early-2026 conversational flagship tuned for human-like emotional intelligence, conversational fluidity, nuanced debate, and real-time voice warmth.
Claude Opus 4.6
Claude Opus 4.6 is a February 2026 evolution delivering upgraded reasoning throughput, reduced API pricing ($12/$60), and enhanced native computer-use execution across complex desktop workflows.
GPT-5.6 Terra
Balanced enterprise workhorse tier of the 5.6 family, combining 1M context with competitive $2/$8 token rates and 84% SWE-bench resolution.
GPT-5.2
December 2025 evolution of GPT-5 establishing 81% SWE-bench Verified resolution, 500k context, and enhanced multimodal audio/vision integration.
GPT-5.6 Luna
Ultra-fast low-latency lunar tier of the 5.6 family, achieving 73% on SWE-bench Verified at sub-120ms latency and $0.25/$1.00 economics across 500k context.
GPT-4o
OpenAI's flagship omni model natively processing text, audio, and vision with low-latency multimodal reasoning and a 128,000 token context window.
GPT-5.4 mini
March 2026 compact model delivering 400k context, 69.5% SWE-bench resolution, and fractional $0.20/$0.80 pricing.
GPT-5.1
November 2025 update to GPT-5 delivering lower pricing ($4/$16), improved steerability, and 78% on SWE-bench Verified.
Claude Opus 4.1
Claude Opus 4.1 introduces refined RL alignment, higher symbolic reasoning fidelity, and pruned test-time thinking paths for reduced latency on complex tasks.
GPT-5 mini
Lightweight version of GPT-5 delivering high-speed reasoning, 300k context, and budget pricing ($0.30/$1.20) for automated agent pipelines.
GPT-4o mini
OpenAI's most cost-efficient compact multimodal model, replacing GPT-3.5 Turbo with superior intelligence, 128k context, and fractional pricing ($0.15/$0.60).
Claude Haiku 4.5
Claude Haiku 4.5 delivers lightning-fast inference and remarkable intelligence density, operating at sub-200ms latency for real-time customer workflows, classification, and content moderation.
GPT-4.5
OpenAI's massive knowledge-dense frontier model (codenamed Orion), trained with unprecedented pre-training compute to eliminate hallucination in human knowledge and creative writing.
Gemini 2.0 Flash
Google's next-generation multimodal model built for the agentic era with sub-second latency, native tool use, and a 1,000,000 token context window.
GPT-4.1
OpenAI's April 2025 mid-generation efficiency workhorse, bringing improved agentic tool execution, lower pricing ($2/$8), and 256k context.
GPT-5.4 nano
Edge and on-device model featuring sub-80ms latency, 250k context, and $0.06/$0.24 per million token economics.
GPT-5 nano
Ultra-compact sub-100ms model in the GPT-5 family, engineered for on-device coprocessors, edge routing, and pennies-per-million token economics ($0.08/$0.32).
GPT-4.1 mini
Compact April 2025 model offering 200k context, near-instant inference, and sub-dollar token economics for high-scale agent fleets.
GPT-4.1 nano
OpenAI's micro-footprint foundation model optimized for ultra-low latency edge devices, sub-100ms routing, and pennies-per-million token economics ($0.05/$0.20).
GPT-4 Turbo
OpenAI's November 2023 DevDay milestone, expanding context to 128,000 tokens with vision capabilities, JSON mode, reproducible outputs, and lower pricing.
GPT-4
OpenAI's foundational March 2023 frontier release, establishing breakthrough human-level performance on academic examinations, professional certifications, and complex logic.
GPT-3.5 Turbo
OpenAI's foundational conversational model that launched the ChatGPT era, optimized for fast dialogue, summary generation, and lightweight JSON tasks.