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Solar Pro 4

upstage/solar-pro4InputtextOutputtext

Compare its 2 providersIncident RSSCompare with Solar Mini 4, Solar Pro 3, GLM 5.3

CompareSolar Pro 4
  • Upstage—
    No data24h —
    7d
    99.93%
    30d
    99.61%
    p50
    —
    p99
    —
    Throughput
    —
    Context
    524K
    $/Mtok
    $0.090 / $0.360
    upstage
  • Upstage—
    No data24h —
    7d
    100%
    30d
    99.75%
    p50
    —
    p99
    —
    Throughput
    —
    Context
    524K
    $/Mtok
    $0.090 / $0.360
    upstage/zdr

No recent measurement.

History

Availability

Axis starts at 90% so small differences stay visible; it expands to 0 when an endpoint falls below.

Time to first token

Logarithmic axis — the fleet spans two orders of magnitude. P50 is OpenRouter's rolling 30-minute window, averaged over the hour.

Throughput

Median tokens per second.

Daily availability

One row per endpoint · one dot per day · last 90 days.

Jul
Aug
Sep
Oct
upstage
upstage/zdr
worst hour ≥ 95%90–95%< 90%no data

Colour by each endpoint's worst hour of each UTC day · 2 endpoints · 56 days with data, 5 endpoint-days below 90%.

Price changes

  • Solar Pro 4Upstageupstage$0.030 → $0.090 / $0.120 → $0.360cache read $0.006 → $0.0182026-09-11 00:25 UTC
  • Solar Pro 4Upstageupstage/zdr$0.030 → $0.090 / $0.120 → $0.360cache read $0.006 → $0.0182026-09-11 00:25 UTC
  • Solar Pro 4Upstageupstage$0.090 → $0.030 / $0.360 → $0.120cache read $0.018 → $0.0062026-09-11 00:15 UTC
  • Solar Pro 4Upstageupstage/zdr$0.090 → $0.030 / $0.360 → $0.120cache read $0.018 → $0.0062026-09-11 00:15 UTC
  • Solar Pro 4Upstageupstage$0.030 → $0.090 / $0.120 → $0.360cache read $0.006 → $0.0182026-09-11 00:10 UTC
  • Solar Pro 4Upstageupstage/zdr$0.030 → $0.090 / $0.120 → $0.360cache read $0.006 → $0.0182026-09-11 00:10 UTC