GLM-5.3 and what to use instead
For summarising documents cheaply, GLM-5.3 scores 61 and costs $6.92 per 1,000 summaries. Here’s what beats it on price, on quality, or on privacy.
Cheaper at similar quality
At least 30% cheaper and within 5 points.
Gemini 3.8 FlashGoogleAbout 40% cheaper per summary, and 10 points stronger.$4.13 per 1,000 summaries · score 71Compare side by side →
Better at a similar price
At least 5 points stronger and no more than 20% dearer.
Gemini 3.8 FlashGoogleAbout 40% cheaper per summary, and 10 points stronger.$4.13 per 1,000 summaries · score 71Compare side by side →
Muse Spark 1.3MetaAbout 9% cheaper per summary, and 7 points stronger.$6.28 per 1,000 summaries · score 68Compare side by side →
Open weights you can host
Ranked by value: quality for the money.
GLM-5.3-FlashZ.ai · open weightsAbout 89% cheaper per summary, and 6 points weaker.$0.75 per 1,000 summaries · score 55Compare side by side →
Kimi K3Moonshot AI · open weightsAbout 138% dearer per summary, and 4 points stronger.$16.50 per 1,000 summaries · score 65Compare side by side →
DeepSeek V4 ProDeepSeek · open weightsAbout 7% cheaper per summary, and 8 points weaker.$6.47 per 1,000 summaries · score 53Compare side by side →
Scores are provisional (Arena and Epoch AI) and prices are list prices. Rankings never take money into account. Thresholds are in the methodology.