GLM Latest vs Phi 4: cost comparison
Prices updated 2026-11-02 · computed from live provider data
Short answer: Phi 4 is cheaper on a
3:1 input/output blend — $0.087 per million tokens versus
$0.402, a 78% difference.
GLM Latest offers the larger context window at 1,048,576 tokens, against 16,384 for Phi 4.
Head to head
| GLM Latest | Phi 4 | |
|---|---|---|
| Input, per 1M tokens | $0.070 | $0.070 |
| Output, per 1M tokens | $1.40 | $0.140 |
| Blended 3:1, per 1M | $0.402 | $0.087 |
| Context window | 1,048,576 | 16,384 |
| Vendor | z-ai | microsoft |
Monthly cost at real volumes
| Workload (input / output) | GLM Latest | Phi 4 |
|---|---|---|
| 1M in / 250K out | $0.420 | $0.105 |
| 10M in / 2.5M out | $4.20 | $1.05 |
| 100M in / 25M out | $41.99 | $10.50 |
Which should you pick?
Pick GLM Latest when you need the longer context window (1,048,576 vs 16,384 tokens). Pick Phi 4 when price per token dominates your workload — high-volume classification, extraction, or batch summarisation.