API cost decision in 10 seconds

NewNemotron 3 Ultra vs GLM 4.6

Pick GLM 4.6 for lower cost; pick Nemotron 3 Ultra only if the larger context window matters more.

Page updated: 2026-06-04T17:07:51Z Data confirmed: 2026-06-13T07:08:03Z Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick GLM 4.6 for lower cost; pick Nemotron 3 Ultra only if the larger context window matters more.

On the standard 1M input plus 500K output workload, GLM 4.6 is estimated at $1.3 vs $1.75 for Nemotron 3 Ultra, saving $0.45 (25.7% lower).

Cost-first pickGLM 4.6

Context-first pickNemotron 3 Ultra

Sample savings$0.4525.7%

10x traffic gap$4.5

Nemotron 3 Ultra has more context, but GLM 4.6 saves $0.45 on the standard workload. At 10x that traffic, the same price gap is about $4.5. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

GLM 4.6 stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shape	Token mix	Better pick	Nemotron 3 Ultra	GLM 4.6
Input-heavy / RAG	5M input + 500K output	GLM 4.6	$3.75	$3.02
Balanced workload	1M input + 1M output	GLM 4.6	$3	$2.17
Output-heavy chatbot	1M input + 5M output	GLM 4.6	$13	$9.13

Cheaper input GLM 4.6 $0.5 vs $0.43 / 1M

GLM 4.6 is $0.07 cheaper per 1M input tokens (14% lower; 1.16x difference).

Cheaper output GLM 4.6 $2.5 vs $1.74 / 1M

GLM 4.6 is $0.76 cheaper per 1M output tokens (30.4% lower; 1.44x difference).

Larger context Nemotron 3 Ultra 1M vs 202.75K

Nemotron 3 Ultra has 797.25K more context (4.93x larger).

Sample workload GLM 4.6 $1.75 vs $1.3

GLM 4.6 is $0.45 cheaper on the standard workload (25.7% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.

Monthly input tokens Monthly output tokens

Nemotron 3 Ultra Calculating… Estimated API cost

GLM 4.6 Calculating… Estimated API cost

Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

GLM 4.6 has the lower input price; GLM 4.6 has the lower output price; Nemotron 3 Ultra offers the larger context window. For the 1M input plus 500K output sample, GLM 4.6 is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $1.75 for Nemotron 3 Ultra and $1.3 for GLM 4.6.

Best Fit

Choose Nemotron 3 Ultra when you care most about larger context window.

Choose GLM 4.6 when you care most about lower input-token price, and lower output-token price.

Decision Notes

On the standard 1M input plus 500K output workload, GLM 4.6 is estimated at $1.3 vs $1.75 for Nemotron 3 Ultra, saving $0.45 (25.7% lower).
GLM 4.6 is $0.45 cheaper on the standard workload (25.7% lower).
GLM 4.6 is $0.07 cheaper per 1M input tokens (14% lower; 1.16x difference).
GLM 4.6 is $0.76 cheaper per 1M output tokens (30.4% lower; 1.44x difference).
Nemotron 3 Ultra has 797.25K more context (4.93x larger).

Head-to-Head Specs

Feature	NewNemotron 3 Ultra (NVIDIA)	GLM 4.6 (Z.ai)
Input Price prompt tokens per 1M	$0.5	$0.43
Completion Price per 1M tokens	$2.5	$1.74
Sample Workload Cost 1M input + 500K output	$1.75	$1.3
Context Window	1M	202.75K
Release Date	2026-06-04	2025-09-30
Popularity	#91	#125

Use-Case Decision Matrix

Use case	Better pick	Why
Budget-constrained production	GLM 4.6	On the standard 1M input plus 500K output workload, GLM 4.6 is estimated at $1.3 vs $1.75 for Nemotron 3 Ultra, saving $0.45 (25.7% lower).
High-volume input processing	GLM 4.6	Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbots	GLM 4.6	Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document work	Nemotron 3 Ultra	A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps

Nemotron 3 Ultra (free) can replace Nemotron 3 Ultra when lower sample workload cost matters most: $0.
Nemotron 3 Super (free) can replace Nemotron 3 Ultra when lower sample workload cost matters most: $0.
Nemotron 3 Nano 30B A3B (free) can replace Nemotron 3 Ultra when lower sample workload cost matters most: $0.
Nemotron 3 Nano Omni (free) can replace Nemotron 3 Ultra when lower sample workload cost matters most: $0.

Larger context near this budget

Llama 4 Scout offers 10M context with $0.25 sample workload cost.
Owl Alpha offers 1.05M context with $0 sample workload cost.
DeepSeek V4 Flash offers 1.05M context with $0.2 sample workload cost.
MiMo-V2.5 offers 1.05M context with $0.28 sample workload cost.

Popular competitors

DeepSeek V4 Flash · DeepSeek · #1
Hy3 preview · Tencent · #2
MiMo-V2.5 · Xiaomi · #3
MiniMax M3 · MiniMax · #4

Cheaper alternatives

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Larger context alternatives

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Provider catalogs

Compare models within provider hubs before choosing a final API vendor.

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NVIDIA catalog

Review all tracked NVIDIA models before deciding whether this matchup is the right shortlist.

Open NVIDIA models

Z.ai catalog

Check other Z.ai models with comparable pricing, context, or release timing.

Open Z.ai models

Nemotron 3 Ultra

NVIDIA Nemotron 3 Ultra is an open frontier-reasoning and orchestration model from NVIDIA, with 55B active parameters out of 550B total (MoE). Built on a hybrid Transformer-Mamba mixture-of-experts architecture, it...

GLM 4.6

Compared with GLM-4.5, this generation brings several key improvements: Longer context window: The context window has been expanded from 128K to 200K tokens, enabling the model to handle more complex...