Interactive Model Comparison

AI Model Comparison Studio

Choose up to three models and compare source-backed specifications, capabilities, context limits, public API pricing and reported benchmarks when available.

Curated Comparisons

Editorial analysis + interactive studio
GPT-5.6 Sol vs Claude Fable 5.1 vs Gemini 3.8 Flash
Curated analysis

Choose GPT-5.6 Sol for capability-first professional reasoning and coding, Claude Fable 5.1 when demanding long-horizon agentic work and Anthropic ecosystem fit justify the premium, and Gemini 3.8 Flash when cost efficiency or broad multimodal input support dominates the decision.

Open Analysis
GPT-5.6 Terra vs Gemini 3.8 Flash
Curated analysis

Choose Gemini 3.8 Flash when current API price or broad multimodal input support dominates. Choose GPT-5.6 Terra when its 128,000-token output ceiling, OpenAI tool stack, or lower migration cost creates measurable operational value.

Open Analysis

Select Models to Compare

Comparing 3 models
Feature & MetricOpenAIGPT-5.6 TerraGoogleGemini 3.8 FlashOpenAIGPT-5.6 Sol
ProviderOpenAIGoogleOpenAI
AIWS CategoryReasoning & MultimodalFast MultimodalReasoning & Multimodal
Provider StatusNot publishedGeneral availabilityNot published
Release DateJul 9, 2026Sep 2, 2026Jul 9, 2026
Context Window1,050,000 tokens1,048,576 tokens1,050,000 tokens
Maximum Output128,000 tokens65,536 tokens128,000 tokens
Input Price / 1M Tokens$2.00$0.7500$4.00
Cached Input / 1M Tokens$0.2000$0.0750$0.4000
Output Price / 1M Tokens$12.00$3.75$20.00
Long-Context PricingAbove 272,000 tokens · input tier not published · output tier not publishedNo separate tier storedAbove 272,000 tokens · input tier not published · output tier not published
Pricing ConditionsNo special condition storedPublished rate until Dec 31, 2026No special condition stored
Native Input Modalitiestext, imagetext, image, video, audio, pdftext, image
Native Output Modalitiestexttexttext
Built-in/API ToolsImage generation: Supported · Web search: Supported · File search: Supported · Code interpreter: Supported · Computer use: Supported · MCP: Supported · Hosted shell: Supported · Apply patch: Supported · Skills: Supported · Tool search: SupportedImage generation: Not supported · Web search: Supported · File search: Supported · Code interpreter: Supported · Computer use: SupportedImage generation: Supported · Web search: Supported · File search: Supported · Code interpreter: Supported · Computer use: Supported · MCP: Supported · Hosted shell: Supported · Apply patch: Supported · Skills: Supported · Tool search: Supported
Core CapabilitiesReasoning: Supported · Image input: Supported · Audio input: Not supported · Video input: Not supported · API access: AvailableReasoning: Supported · Image input: Supported · Audio input: Supported · Video input: Supported · API access: AvailableReasoning: Supported · Image input: Supported · Audio input: Not supported · Video input: Not supported · API access: Available
API AvailabilityAvailableAvailableAvailable
Open WeightsNot publishedNot publishedNot published
LicenseNot publishedNot publishedNot published
Provider API Model IDgpt-5.6-terragemini-3.8-flashgpt-5.6-sol
Verification CheckpointField-level evidence onlySep 2, 2026Field-level evidence only
Model SummaryOpenAI GPT-5.6 Terra, a GPT-5.6 model positioned for workloads balancing intelligence and cost.Google Gemini 3.8 Flash, a generally available multimodal Gemini model for long-horizon software engineering, autonomous agents, and complex knowledge workflows.OpenAI GPT-5.6 Sol, the flagship model in the GPT-5.6 family.
Full Spec SheetView GPT-5.6 Terra Specs View Gemini 3.8 Flash Specs View GPT-5.6 Sol Specs

Native output is what the model returns directly. Tool capabilities are separate.