New Foresight v4 is here

Predict anything with AI

Frontier models make confident guesses. Foresight models return calibrated probabilities.

Try it now Read Docs
Try it →
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Trusted by enterprise, government, and startups

Frontier AI isn't built for forecasting.

General-purpose LLMs
⚡ Foresight
Trained to produce plausible text
→
Outputs calibrated probabilities
Expensive to run inside agentic workflows
→
Cheaper inference
Imitate generic text
→
Learn from real-world outcomes
Trained with our Future-as-Label method — Spotlight, ICML 2026 AI Forecasting Workshop

More accurate. A fraction of the cost.

Brier Skill Score on resolved Polymarket questions — higher is better.

Price per 1M output tokens
USD · cheaper is better
MODEL$ / 1MVS
⚡Foresight $6 1×
GPT-5 $10 1.7×
Gemini 3.1 Pro $12 2.0×
GPT-5.4 $15 2.5×
Opus 4.6 $25 4.2×
Foresight Frontier models
All-in cost per 1,000 forecasts
← cheaper · better ↑
$ / 1,000 forecasts →

OpenAI API

with powerful forecasting extensions

The same interface you already use in production. Extended with purpose-built features for forecasting.

Get an API Key Read Docs
forecast.py 
client = OpenAI(
    api_key="lightningrod-api-key",
    base_url="https://api.lightningrod.ai/v1/openai",
)
question = "Will the Fed cut rates in March 2026?"

result = client.chat.completions.create(
    model="LightningRodLabs/foresight-v4",
    messages=[{"role": "user", "content": question}],
    extra_body={
        "research": True,        # auto-gather relevant context
        "answer_type": "auto",   # calibrated probabilistic answer
    },
)
# → "...rationale... <answer>0.72</answer>"

What will you build?

Prediction-market bots

Pull live markets, price every contract against a calibrated probability, act on the edge.

Market maker

Quote both sides of a market around a calibrated fair value, and re-price as the world moves.

Forecasting agents

Drop a "predict the future" tool into any agent. OpenAI-compatible, so it just works.

Risk forecaster

Feed news or filings, get probabilities on supply-chain shocks, policy actions, geopolitics.

Quant signals tracker

Earnings surprises, SEC risk materialization, ranking deltas — calibrated probabilities as features.

Event monitor

Track a watchlist of events and get a live probability on each, updated as the news breaks.