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Summarization quality: news articlesRunning
3 models · 8 casesAnimated demo: three models summarize news articles side by side, an AI insight points out where they differ on each case, and an experiment summary ranks them on speed, cost and rating.
Test cases
Reuters: AI regulation
AP: Climate summit
BBC: Tech earnings
Guardian: Chip exports
FT: Central banks
NYT: Markets
WSJ: Biotech
Bloomberg: Energy
Reuters: AI regulationPromptSummarize this article in 2–3 sentences, focusing on key facts and policy implications: "EU lawmakers on Tuesday advanced rules for foundation model developers..."
GPT-5.6 Luna
Queued
The EU has proposed sweeping AI legislation targeting foundation model developers, requiring mandatory transparency around training data and energy consumption. Critics argue the requirements could stifle innovation among smaller labs; supporters say disclosure is the minimum needed for meaningful oversight.
Claude Haiku 4.5
Queued
EU lawmakers have advanced AI regulations requiring foundation model developers to document training data sources and environmental impact. The proposal distinguishes general-purpose AI from high-risk applications, with a Parliament vote set for Q2 and a phased compliance window for models already on the market.
Gemini 3.5 Flash-Lite
Queued
The EU AI Act advances with new provisions for foundation models, requiring training data transparency and compute thresholds that trigger additional oversight. The regulation may establish a global governance precedent for comparable disclosure rules.
AP: Climate summitPromptSummarize this article in 2–3 sentences, focusing on key facts and policy implications: "Delegates from 190 nations closed the summit with a pledge to triple renewable capacity by 2030..."
GPT-5.6 Luna
Queued
Nearly 190 nations pledged to triple renewable energy capacity by 2030 at the close of the summit. The agreement stops short of a fossil fuel phase-out, which several island states called a critical omission.
Claude Haiku 4.5
Queued
The summit ended with 190 nations committing to triple renewable capacity by 2030 and double efficiency gains. Negotiators dropped phase-out language for fossil fuels, drawing objections from vulnerable island nations.
Gemini 3.5 Flash-Lite
Queued
World leaders agreed to triple renewables by 2030, a deal analysts expect to cut global emissions by a third within the decade. Fossil fuel phase-out language was removed from the final text.
BBC: Tech earningsPromptSummarize this article in 2–3 sentences, focusing on key facts and policy implications: "Quarterly revenue rose 14% to $61.2bn as cloud demand offset a slowdown in hardware..."
GPT-5.6 Luna
Queued
Strong cloud demand lifted quarterly revenue despite weaker hardware sales. The company raised its full-year outlook and flagged rising capital spending on data centres.
Claude Haiku 4.5
Queued
Revenue rose 14% to $61.2bn as cloud growth offset a hardware slowdown. The company raised full-year guidance and said data centre spending would keep climbing.
Gemini 3.5 Flash-Lite
Queued
Quarterly revenue grew 14% to $61.2bn, driven by cloud services while hardware sales slowed. Guidance for the full year was raised alongside higher planned capital expenditure.
Guardian: Chip exportsPromptSummarize this article in 2–3 sentences, focusing on key facts and policy implications: "EU lawmakers on Tuesday advanced rules for foundation model developers..."Summarize this article in 2–3 sentences, focusing on key facts and policy implications: "EU lawmakers on Tuesday advanced rules for foundation model developers..."
GPT-5.6 Luna
1.2s312t
The EU has proposed sweeping AI legislation targeting foundation model developers, requiring mandatory transparency around training data and energy consumption. Critics argue the requirements could stifle innovation among smaller labs; supporters say disclosure is the minimum needed for meaningful oversight.The EU has proposed sweeping AI legislation targeting foundation model developers, requiring mandatory transparency around training data and energy consumption. Critics argue the requirements could stifle innovation among smaller labs; supporters say disclosure is the minimum needed for meaningful oversight.
Claude Haiku 4.5
0.9s287t
EU lawmakers have advanced AI regulations requiring foundation model developers to document training data sources and environmental impact. The proposal distinguishes general-purpose AI from high-risk applications, with a Parliament vote set for Q2 and a phased compliance window for models already on the market.EU lawmakers have advanced AI regulations requiring foundation model developers to document training data sources and environmental impact. The proposal distinguishes general-purpose AI from high-risk applications, with a Parliament vote set for Q2 and a phased compliance window for models already on the market.
Gemini 3.5 Flash-Lite
1.5s334t
The EU AI Act advances with new provisions for foundation models, requiring training data transparency and compute thresholds that trigger additional oversight. The regulation may establish a global governance precedent for comparable disclosure rules.The EU AI Act advances with new provisions for foundation models, requiring training data transparency and compute thresholds that trigger additional oversight. The regulation may establish a global governance precedent for comparable disclosure rules.
FT: Central banksPromptSummarize this article in 2–3 sentences, focusing on key facts and policy implications: "Delegates from 190 nations closed the summit with a pledge to triple renewable capacity by 2030..."Summarize this article in 2–3 sentences, focusing on key facts and policy implications: "Delegates from 190 nations closed the summit with a pledge to triple renewable capacity by 2030..."
GPT-5.6 Luna
1.4s268t
Nearly 190 nations pledged to triple renewable energy capacity by 2030 at the close of the summit. The agreement stops short of a fossil fuel phase-out, which several island states called a critical omission.Nearly 190 nations pledged to triple renewable energy capacity by 2030 at the close of the summit. The agreement stops short of a fossil fuel phase-out, which several island states called a critical omission.
Claude Haiku 4.5
0.8s251t
The summit ended with 190 nations committing to triple renewable capacity by 2030 and double efficiency gains. Negotiators dropped phase-out language for fossil fuels, drawing objections from vulnerable island nations.The summit ended with 190 nations committing to triple renewable capacity by 2030 and double efficiency gains. Negotiators dropped phase-out language for fossil fuels, drawing objections from vulnerable island nations.
Gemini 3.5 Flash-Lite
1.3s246t
World leaders agreed to triple renewables by 2030, a deal analysts expect to cut global emissions by a third within the decade. Fossil fuel phase-out language was removed from the final text.World leaders agreed to triple renewables by 2030, a deal analysts expect to cut global emissions by a third within the decade. Fossil fuel phase-out language was removed from the final text.
NYT: MarketsPromptSummarize this article in 2–3 sentences, focusing on key facts and policy implications: "Quarterly revenue rose 14% to $61.2bn as cloud demand offset a slowdown in hardware..."Summarize this article in 2–3 sentences, focusing on key facts and policy implications: "Quarterly revenue rose 14% to $61.2bn as cloud demand offset a slowdown in hardware..."
GPT-5.6 Luna
1.3s241t
Strong cloud demand lifted quarterly revenue despite weaker hardware sales. The company raised its full-year outlook and flagged rising capital spending on data centres.Strong cloud demand lifted quarterly revenue despite weaker hardware sales. The company raised its full-year outlook and flagged rising capital spending on data centres.
Claude Haiku 4.5
1.0s229t
Revenue rose 14% to $61.2bn as cloud growth offset a hardware slowdown. The company raised full-year guidance and said data centre spending would keep climbing.Revenue rose 14% to $61.2bn as cloud growth offset a hardware slowdown. The company raised full-year guidance and said data centre spending would keep climbing.
Gemini 3.5 Flash-Lite
1.6s238t
Quarterly revenue grew 14% to $61.2bn, driven by cloud services while hardware sales slowed. Guidance for the full year was raised alongside higher planned capital expenditure.Quarterly revenue grew 14% to $61.2bn, driven by cloud services while hardware sales slowed. Guidance for the full year was raised alongside higher planned capital expenditure.
WSJ: BiotechPromptSummarize this article in 2–3 sentences, focusing on key facts and policy implications: "EU lawmakers on Tuesday advanced rules for foundation model developers..."Summarize this article in 2–3 sentences, focusing on key facts and policy implications: "EU lawmakers on Tuesday advanced rules for foundation model developers..."
GPT-5.6 Luna
1.2s312t
The EU has proposed sweeping AI legislation targeting foundation model developers, requiring mandatory transparency around training data and energy consumption. Critics argue the requirements could stifle innovation among smaller labs; supporters say disclosure is the minimum needed for meaningful oversight.The EU has proposed sweeping AI legislation targeting foundation model developers, requiring mandatory transparency around training data and energy consumption. Critics argue the requirements could stifle innovation among smaller labs; supporters say disclosure is the minimum needed for meaningful oversight.
Claude Haiku 4.5
0.9s287t
EU lawmakers have advanced AI regulations requiring foundation model developers to document training data sources and environmental impact. The proposal distinguishes general-purpose AI from high-risk applications, with a Parliament vote set for Q2 and a phased compliance window for models already on the market.EU lawmakers have advanced AI regulations requiring foundation model developers to document training data sources and environmental impact. The proposal distinguishes general-purpose AI from high-risk applications, with a Parliament vote set for Q2 and a phased compliance window for models already on the market.
Gemini 3.5 Flash-Lite
1.5s334t
The EU AI Act advances with new provisions for foundation models, requiring training data transparency and compute thresholds that trigger additional oversight. The regulation may establish a global governance precedent for comparable disclosure rules.The EU AI Act advances with new provisions for foundation models, requiring training data transparency and compute thresholds that trigger additional oversight. The regulation may establish a global governance precedent for comparable disclosure rules.
Bloomberg: EnergyPromptSummarize this article in 2–3 sentences, focusing on key facts and policy implications: "Delegates from 190 nations closed the summit with a pledge to triple renewable capacity by 2030..."Summarize this article in 2–3 sentences, focusing on key facts and policy implications: "Delegates from 190 nations closed the summit with a pledge to triple renewable capacity by 2030..."
GPT-5.6 Luna
1.4s268t
Nearly 190 nations pledged to triple renewable energy capacity by 2030 at the close of the summit. The agreement stops short of a fossil fuel phase-out, which several island states called a critical omission.Nearly 190 nations pledged to triple renewable energy capacity by 2030 at the close of the summit. The agreement stops short of a fossil fuel phase-out, which several island states called a critical omission.
Claude Haiku 4.5
0.8s251t
The summit ended with 190 nations committing to triple renewable capacity by 2030 and double efficiency gains. Negotiators dropped phase-out language for fossil fuels, drawing objections from vulnerable island nations.The summit ended with 190 nations committing to triple renewable capacity by 2030 and double efficiency gains. Negotiators dropped phase-out language for fossil fuels, drawing objections from vulnerable island nations.
Gemini 3.5 Flash-Lite
1.3s246t
World leaders agreed to triple renewables by 2030, a deal analysts expect to cut global emissions by a third within the decade. Fossil fuel phase-out language was removed from the final text.World leaders agreed to triple renewables by 2030, a deal analysts expect to cut global emissions by a third within the decade. Fossil fuel phase-out language was removed from the final text.
AI insight
All three caught the transparency rules. Only Claude Haiku mentioned the phased compliance window.
Running remaining cases · 0/8
| Combination | Rating | Correct% | Avg time | $/MM runs |
|---|---|---|---|---|
| GPT-5.6 Luna | 62 | 75% | 1.3s | $26.68 |
| Claude Haiku 4.5 | 71 | 88% | 0.9s | $149.00 |
| Gemini 3.5 Flash-Lite | 62 | 75% | 1.5s | $48.30 |
Fastest: Claude Haiku 4.5 (0.9s)Cheapest: GPT-5.6 Luna ($26.68/MM runs)Top Rated: Claude Haiku 4.5 (+7/-1)
AI Analysis
Claude Haiku 4.5 is the pick for this suite: fastest at 0.9s and rated up on 7 of 8 articles. GPT-5.6 Luna costs about a fifth as much per run but dropped key figures on the earnings and markets stories. Gemini 3.5 Flash-Lite added unsupported forecasts twice, so tighten the prompt to stated facts before scaling it up.