API cost decision in 10 seconds

Reka Edge vs GLM 4.7 Flash

Pick Reka Edge for lower cost; pick GLM 4.7 Flash only if the larger context window matters more.

Page updated: 2026-05-26T10:03:26Z Data confirmed: 2026-05-26T13:08:02Z Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Reka Edge for lower cost; pick GLM 4.7 Flash only if the larger context window matters more.

On the standard 1M input plus 500K output workload, Reka Edge is estimated at $0.15 vs $0.26 for GLM 4.7 Flash, saving $0.11 (42.3% lower).

Cost-first pickReka Edge

Context-first pickGLM 4.7 Flash

Sample savings$0.1142.3%

10x traffic gap$1.1

GLM 4.7 Flash has more context, but Reka Edge saves $0.11 on the standard workload. At 10x that traffic, the same price gap is about $1.1. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Cost winner changes by workload shape: input-heavy / RAG favors GLM 4.7 Flash, balanced workload favors Reka Edge, and output-heavy chatbot favors Reka Edge.

Workload shape	Token mix	Better pick	Reka Edge	GLM 4.7 Flash
Input-heavy / RAG	5M input + 500K output	GLM 4.7 Flash	$0.55	$0.5
Balanced workload	1M input + 1M output	Reka Edge	$0.2	$0.46
Output-heavy chatbot	1M input + 5M output	Reka Edge	$0.6	$2.06

Cheaper input GLM 4.7 Flash $0.1 vs $0.06 / 1M

GLM 4.7 Flash is $0.04 cheaper per 1M input tokens (40% lower; 1.67x difference).

Cheaper output Reka Edge $0.1 vs $0.4 / 1M

Reka Edge is $0.3 cheaper per 1M output tokens (75% lower; 4x difference).

Larger context GLM 4.7 Flash 16.38K vs 202.75K

GLM 4.7 Flash has 186.37K more context (12.4x larger).

Sample workload Reka Edge $0.15 vs $0.26

Reka Edge is $0.11 cheaper on the standard workload (42.3% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.

Monthly input tokens Monthly output tokens

Reka Edge Calculating… Estimated API cost

GLM 4.7 Flash 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 4.7 Flash has the lower input price; Reka Edge has the lower output price; GLM 4.7 Flash offers the larger context window. For the 1M input plus 500K output sample, Reka Edge is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $0.15 for Reka Edge and $0.26 for GLM 4.7 Flash.

Best Fit

Choose Reka Edge when you care most about lower output-token price.

Choose GLM 4.7 Flash when you care most about lower input-token price, and larger context window.

Decision Notes

On the standard 1M input plus 500K output workload, Reka Edge is estimated at $0.15 vs $0.26 for GLM 4.7 Flash, saving $0.11 (42.3% lower).
Reka Edge is $0.11 cheaper on the standard workload (42.3% lower).
GLM 4.7 Flash is $0.04 cheaper per 1M input tokens (40% lower; 1.67x difference).
Reka Edge is $0.3 cheaper per 1M output tokens (75% lower; 4x difference).
GLM 4.7 Flash has 186.37K more context (12.4x larger).

Head-to-Head Specs

Feature	Reka Edge (rekaai)	GLM 4.7 Flash (Z.ai)
Input Price prompt tokens per 1M	$0.1	$0.06
Completion Price per 1M tokens	$0.1	$0.4
Sample Workload Cost 1M input + 500K output	$0.15	$0.26
Context Window	16.38K	202.75K
Release Date	2026-03-20	2026-01-19

Use-Case Decision Matrix

Use case	Better pick	Why
Budget-constrained production	Reka Edge	On the standard 1M input plus 500K output workload, Reka Edge is estimated at $0.15 vs $0.26 for GLM 4.7 Flash, saving $0.11 (42.3% lower).
High-volume input processing	GLM 4.7 Flash	Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbots	Reka Edge	Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document work	GLM 4.7 Flash	A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps

GLM 4.5 Air (free) can replace GLM 4.7 Flash when lower sample workload cost matters most: $0.
GLM 4 32B can replace GLM 4.7 Flash when lower sample workload cost matters most: $0.15.

Larger context near this budget

Llama 4 Scout offers 10M context with $0.23 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.
Gemini 2.5 Flash Lite offers 1.05M context with $0.3 sample workload cost.

Popular competitors

DeepSeek V4 Flash · DeepSeek · #1
Hy3 preview · Tencent · #2
Claude Opus 4.7 · Anthropic · #3
Claude Sonnet 4.6 · Anthropic · #4

Cheaper alternatives

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Larger context alternatives

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Provider catalogs

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rekaai catalog

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Z.ai catalog

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Reka Edge is an extremely efficient 7B multimodal vision-language model that accepts image/video+text inputs and generates text outputs. This model is optimized specifically to deliver industry-leading performance in image understanding,...

GLM 4.7 Flash

As a 30B-class SOTA model, GLM-4.7-Flash offers a new option that balances performance and efficiency. It is further optimized for agentic coding use cases, strengthening coding capabilities, long-horizon task planning,...